{ "profile": { "revision": "junhao-v2-20260921", "agent": "测试虚拟教员", "agentSlug": "dh-ffcaecf8b65d", "agentDataVersion": 19, "avatarName": "教员1", "providerAvatarId": "a1000000000000000000000000000005", "voice": "MOSS · Junhao", "voiceCapabilityId": "builtin-voice-moss-junhao", "engine": "MOSS-TTS-Nano", "speaker": "Junhao", "speed": 1.0, "materialVersion": "v2", "width": 480, "height": 640, "fps": 25, "lipAndPlaybackInput": "same mono 16kHz PCM16 WAV", "pauseProcessing": "silence below -48dB longer than 0.65s shortened to 0.32s", "avatarManifestSha256": "8155a21af68b60ea024c7591c8ad454aa9884a2c7d22cb069c16bb192bc4e122" }, "scripts": [ { "id": "bridge-pump-switch", "version": "2", "code": "TASK-VIRTUAL-005", "title": "重型支援桥液压泵应急切换", "steps": [ { "stepCode": "front-pump-step-01", "number": 1, "expectedTitle": "根据故障现象确定是哪一个液压泵发生故障", "expectedInstruction": "根据故障现象确定是哪一个液压泵发生故障（注:模型_1液压泵标记出来。例如显红色）", "text": "第一步，根据故障现象，确认是哪一个液压泵发生故障。", "url": "/legacy/virtual-training/narration-revisions/junhao-v2-20260921/TASK-VIRTUAL-005-step-01.mp4", "duration": 5.88, "sha256": "1f1c9d88b4840a9d829fde376b2f84d32a40d44501fffffcacfd4f28f9f14694" }, { "stepCode": "front-pump-step-02", "number": 2, "expectedTitle": "断开架桥车取力器", "expectedInstruction": "断开架桥车取力器。（注：显示模型2取力器和2取力器开关，摇动模型2取力器开关。特别说明这个这边是早上随手补的不准确，车外看就行，不要拉近）", "text": "第2步，断开架桥车取力器。将架桥车取力器断开。", "url": "/legacy/virtual-training/narration-revisions/junhao-v2-20260921/TASK-VIRTUAL-005-step-02.mp4", "duration": 4.72, "sha256": "048eea17d6b0486994eb8cadb84ea4e1b240c0fbaefa9ee1767f9be7fa9d5bdd" }, { "stepCode": "front-pump-step-03", "number": 3, "expectedTitle": "将架桥车备胎斜上方链接两个红色滤油器的球阀打开", "expectedInstruction": "将架桥车备胎斜上方链接两个红色滤油器的球阀打开。（注；把模型3球阀开关由垂直与官道方向旋转至平行于管道方向）", "text": "第3步，打开互救球阀。打开备胎上方两个红色滤油器之间的连通球阀，手柄由垂直管道转为平行管道。", "url": "/legacy/virtual-training/narration-revisions/junhao-v2-20260921/TASK-VIRTUAL-005-step-03.mp4", "duration": 9.52, "sha256": "3ce0a02818a4fe79a48d8243b0902805e2226d6eb4bf5f09cdd8a859c00191e2" }, { "stepCode": "front-pump-step-04", "number": 4, "expectedTitle": "重新联通取力器", "expectedInstruction": "重新联通取力器（注：把步骤2的2取力器开关摇回去：还是不要拉近）", "text": "第4步，重新接通取力器。将架桥车取力器重新接通。", "url": "/legacy/virtual-training/narration-revisions/junhao-v2-20260921/TASK-VIRTUAL-005-step-04.mp4", "duration": 5.12, "sha256": "bce9bfd1d0a96d38978f29159f0a4e565516dd2ae3deb80eb6cde84780e435cf" }, { "stepCode": "front-pump-step-05", "number": 5, "expectedTitle": "打开辅助控制盒内的“互救”开关", "expectedInstruction": "打开辅助控制盒内的“互救”开关（注：打开5辅助控制盒盖在5辅助控制盒面板上，把5互救开关往上搬）", "text": "第5步，打开辅助控制盒互救开关。打开辅助控制盒盖，再打开互救开关，进入单泵作业状态。", "url": "/legacy/virtual-training/narration-revisions/junhao-v2-20260921/TASK-VIRTUAL-005-step-05.mp4", "duration": 8.08, "sha256": "22df33fbc0b4c14c50328ddc361f71ca46089a2342163232a52ae7cd45b0d554" } ] }, { "id": "bridge-pump-substitute", "version": "3", "code": "TASK-VIRTUAL-006", "title": "重型支援桥液压泵应急替代", "steps": [ { "stepCode": "BRIDGE-STEP-1", "number": 1, "expectedTitle": "保持架桥车运行并断开取力器", "expectedInstruction": "保持架桥车发动机运转，确保架桥车取力器处于断开状态。", "text": "第1步，保持架桥车运行并断开取力器。保持架桥车发动机运转，确保架桥车取力器处于断开状态。", "url": "/legacy/virtual-training/narration-revisions/junhao-v2-20260921/TASK-VIRTUAL-006-step-01.mp4", "duration": 9.4, "sha256": "78c4ac8fddbcd7794afc921edc68c8109222200783d205631056b070b5715ff6" }, { "stepCode": "BRIDGE-STEP-2", "number": 2, "expectedTitle": "连接两车液压软管", "expectedInstruction": "连接支援车与架桥车液压软管。架桥车快接接头位于液压油箱右侧；支援车快接接头位于驾驶室外右下方。", "text": "第2步，连接两车液压软管。连接支援车与架桥车液压软管。架桥车快接接头位于液压油箱右侧；支援车快接接头位于驾驶室外右下方。", "url": "/legacy/virtual-training/narration-revisions/junhao-v2-20260921/TASK-VIRTUAL-006-step-02.mp4", "duration": 13.72, "sha256": "5556bc1752237995a103f28a83b05f87093eba7dfcadbc948d185ba4392edc96" }, { "stepCode": "BRIDGE-STEP-3", "number": 3, "expectedTitle": "打开支援车回油截止阀", "expectedInstruction": "打开支援车液压油箱快接接头处的回油截止阀。", "text": "第3步，打开支援车回油截止阀。打开支援车液压油箱快接接头处的回油截止阀。", "url": "/legacy/virtual-training/narration-revisions/junhao-v2-20260921/TASK-VIRTUAL-006-step-03.mp4", "duration": 7.36, "sha256": "95d4fb73d116fbe97fe4d0563bb2540a7031760c11829f7a7c4d095fa100e73d" }, { "stepCode": "BRIDGE-STEP-4", "number": 4, "expectedTitle": "打开互救作业开关", "expectedInstruction": "打开辅助控制盒上的“互救作业”开关。", "text": "第4步，打开互救作业开关。打开辅助控制盒上的“互救作业”开关。", "url": "/legacy/virtual-training/narration-revisions/junhao-v2-20260921/TASK-VIRTUAL-006-step-04.mp4", "duration": 5.72, "sha256": "2d64dabab5230a4e1436bb2e4b3d0d474b1e6e10fb2873ec003c4f047f84526b" }, { "stepCode": "BRIDGE-STEP-5", "number": 5, "expectedTitle": "打开滤油器出口连通球阀", "expectedInstruction": "打开两个输油滤油器出口处的连通球阀。", "text": "第5步，打开滤油器出口连通球阀。打开两个输油滤油器出口处的连通球阀。", "url": "/legacy/virtual-training/narration-revisions/junhao-v2-20260921/TASK-VIRTUAL-006-step-05.mp4", "duration": 8.36, "sha256": "0a240839c426cfca2dc4334e773588e428eaea27e31714f7e021215505486134" }, { "stepCode": "BRIDGE-STEP-6", "number": 6, "expectedTitle": "接通支援车液压取力器", "expectedInstruction": "接通支援车液压系统取力器，向架桥车供油。", "text": "第6步，接通支援车液压取力器。接通支援车液压系统取力器，向架桥车供油。", "url": "/legacy/virtual-training/narration-revisions/junhao-v2-20260921/TASK-VIRTUAL-006-step-06.mp4", "duration": 6.84, "sha256": "98cc5e425b5918000079be140ddedf02d16b4c7dca8871a276beb4f65259da8d" }, { "stepCode": "BRIDGE-STEP-7", "number": 7, "expectedTitle": "按正常步骤操作架桥车", "expectedInstruction": "原图只概括“按正常操作步骤操作架桥车”，没有展开后续作业。", "text": "第七步，按照正常操作步骤，操作架桥车。", "url": "/legacy/virtual-training/narration-revisions/junhao-v2-20260921/TASK-VIRTUAL-006-step-07.mp4", "duration": 4.4, "sha256": "0cc7e428a1b746de54ccd9d6706a46a3c1d447be7a2a99752d8ca8cc4282e77a" } ] }, { "id": "bridge-pump-replace", "version": "3", "code": "TASK-VIRTUAL-007", "title": "重型支援桥前泵换件修复", "steps": [ { "stepCode": "BRIDGE-STEP-1", "number": 1, "expectedTitle": "停机并初裁牛皮纸", "expectedInstruction": "架桥车熄火；按液压泵与取力器结合面形状初步裁剪牛皮纸。", "text": "第1步，停机并初裁牛皮纸。架桥车熄火；按液压泵与取力器结合面形状初步裁剪牛皮纸。", "url": "/legacy/virtual-training/narration-revisions/junhao-v2-20260921/TASK-VIRTUAL-007-step-01.mp4", "duration": 8.68, "sha256": "10a3f3b0c78c0aedee94d17a118c4e0ed46b7b4d94dc258e1f95acbcb7bc9289" }, { "stepCode": "BRIDGE-STEP-2", "number": 2, "expectedTitle": "关闭液压油箱出油口一号球阀", "expectedInstruction": "将一号球阀手柄从平行管道转到垂直管道。", "text": "第2步，关闭液压油箱出油口一号球阀。将一号球阀手柄从平行管道转到垂直管道。", "url": "/legacy/virtual-training/narration-revisions/junhao-v2-20260921/TASK-VIRTUAL-007-step-02.mp4", "duration": 8.88, "sha256": "4c6f16027800fdb1a352cbf056b5c2c8a372b664245704dc5106828f51ce744e" }, { "stepCode": "BRIDGE-STEP-3", "number": 3, "expectedTitle": "拆开并包扎进出油管", "expectedInstruction": "用大活动扳手拆开液压泵进、出油管接头，用塑料袋包扎管口。", "text": "第3步，拆开并包扎进出油管。用大活动扳手拆开液压泵进、出油管接头，用塑料袋包扎管口。", "url": "/legacy/virtual-training/narration-revisions/junhao-v2-20260921/TASK-VIRTUAL-007-step-03.mp4", "duration": 8.56, "sha256": "9af81f3791114af9f50860b88333888bdfa7b996c8182a45a931df82e959114f" }, { "stepCode": "BRIDGE-STEP-4", "number": 4, "expectedTitle": "拆下四个安装螺栓", "expectedInstruction": "用开口扳手拆下液压泵与取力器之间的四个安装螺栓。", "text": "第4步，拆下四个安装螺栓。用开口扳手拆下液压泵与取力器之间的四个安装螺栓。", "url": "/legacy/virtual-training/narration-revisions/junhao-v2-20260921/TASK-VIRTUAL-007-step-04.mp4", "duration": 6.96, "sha256": "39716062e06b70f6d52f9a4eb87a80c91e72a321e5ebd48c1b8113dd3380f5e6" }, { "stepCode": "BRIDGE-STEP-5", "number": 5, "expectedTitle": "取下旧前泵", "expectedInstruction": "取下原前泵。", "text": "第五步，取下发生故障的前部液压泵。", "url": "/legacy/virtual-training/narration-revisions/junhao-v2-20260921/TASK-VIRTUAL-007-step-05.mp4", "duration": 4.4, "sha256": "ef530aed60e20d356e291bfb39925ff4ec8c4ed3d3be4acc681e7905cf90ee36" }, { "stepCode": "BRIDGE-STEP-6", "number": 6, "expectedTitle": "修裁牛皮纸", "expectedInstruction": "进一步裁剪牛皮纸，使其与液压泵安装面及取力器结合面吻合。", "text": "第6步，修裁牛皮纸。进一步裁剪牛皮纸，使其与液压泵安装面及取力器结合面吻合。", "url": "/legacy/virtual-training/narration-revisions/junhao-v2-20260921/TASK-VIRTUAL-007-step-06.mp4", "duration": 9.4, "sha256": "d53f2bef5b0e5547c680fe98e3d7aa020fabf5242628f903430165e65ae872d0" }, { "stepCode": "BRIDGE-STEP-7", "number": 7, "expectedTitle": "放置牛皮纸垫", "expectedInstruction": "将裁好的牛皮纸放在取力器接口处。", "text": "第7步，放置牛皮纸垫。将裁好的牛皮纸放在取力器接口处。", "url": "/legacy/virtual-training/narration-revisions/junhao-v2-20260921/TASK-VIRTUAL-007-step-07.mp4", "duration": 6.16, "sha256": "e8225937c25fb6a0978c0803ceb4efaa0947f08e48ccfa5be86f0f056943be5e" }, { "stepCode": "BRIDGE-STEP-8", "number": 8, "expectedTitle": "安装新液压泵", "expectedInstruction": "安装新的液压泵。原稿没有给出拧紧力矩。", "text": "第8步，安装新液压泵。安装新的液压泵。", "url": "/legacy/virtual-training/narration-revisions/junhao-v2-20260921/TASK-VIRTUAL-007-step-08.mp4", "duration": 4.4, "sha256": "235398c28f7558352a80bc0aa2dd2678bf01b0910e1fe8a80ced21cd97c424d4" }, { "stepCode": "BRIDGE-STEP-9", "number": 9, "expectedTitle": "向新泵加注液压油", "expectedInstruction": "打开新液压泵加油口，加注液压油。原稿没有给出定量值。", "text": "第9步，向新泵加注液压油。打开新液压泵加油口，加注液压油。", "url": "/legacy/virtual-training/narration-revisions/junhao-v2-20260921/TASK-VIRTUAL-007-step-09.mp4", "duration": 6.88, "sha256": "7e2ed8add709aa1f5957e8c12cf905d918b021253197e5baf6fbd21519c7534d" }, { "stepCode": "BRIDGE-STEP-10", "number": 10, "expectedTitle": "恢复进出油管连接", "expectedInstruction": "用大活动扳手连接并拧紧液压泵进、出油管。", "text": "第10步，恢复进出油管连接。用大活动扳手连接并拧紧液压泵进、出油管。", "url": "/legacy/virtual-training/narration-revisions/junhao-v2-20260921/TASK-VIRTUAL-007-step-10.mp4", "duration": 7.32, "sha256": "cea220f1b0094547a1033392b38bf44fe80827a3ea692a5642fb3e7d30c93d55" }, { "stepCode": "BRIDGE-STEP-11", "number": 11, "expectedTitle": "启动设备试验", "expectedInstruction": "启动设备进行试验。原稿没有展开具体试验项目和判定数值。", "text": "第11步，启动设备试验。启动设备进行试验。", "url": "/legacy/virtual-training/narration-revisions/junhao-v2-20260921/TASK-VIRTUAL-007-step-11.mp4", "duration": 4.24, "sha256": "857a911869eb44198b025a838c1e7986b167893b9d1a0f517f7729b1181750e0" } ] }, { "id": "bridge-balance-valve-swap", "version": "3", "code": "TASK-VIRTUAL-008", "title": "重型支援桥平衡阀拆拼互换", "steps": [ { "stepCode": "BRIDGE-STEP-1", "number": 1, "expectedTitle": "清洗小腔平衡阀", "expectedInstruction": "用清洗剂清洗平衡阀和管接头，并用抹布擦净。", "text": "第1步，清洗小腔平衡阀。用清洗剂清洗平衡阀和管接头，并用抹布擦净。", "url": "/legacy/virtual-training/narration-revisions/junhao-v2-20260921/TASK-VIRTUAL-008-step-01.mp4", "duration": 7.48, "sha256": "e70419c63a0d8936621e118785461158a1e639d57bbad60f852c332050c96ba1" }, { "stepCode": "BRIDGE-STEP-2", "number": 2, "expectedTitle": "拆开小腔控制油口管路", "expectedInstruction": "用19开口扳手拆开控制油口管路，用塑料袋包扎管口。", "text": "第2步，拆开小腔控制油口管路。用十九号开口扳手拆开控制油口管路，用塑料袋包扎管口。", "url": "/legacy/virtual-training/narration-revisions/junhao-v2-20260921/TASK-VIRTUAL-008-step-02.mp4", "duration": 10.0, "sha256": "f7ef97db523bca45e659d5f2540775e1d3db90dab4273f65c142622fafec1cb0" }, { "stepCode": "BRIDGE-STEP-3", "number": 3, "expectedTitle": "拆下小腔平衡阀", "expectedInstruction": "用8内六角扳手拆下安装螺栓，取下平衡阀。", "text": "第3步，拆下小腔平衡阀。用八号内六角扳手拆下安装螺栓，取下平衡阀。", "url": "/legacy/virtual-training/narration-revisions/junhao-v2-20260921/TASK-VIRTUAL-008-step-03.mp4", "duration": 7.4, "sha256": "ee544089145d42e6c8b043155215c256070bac2f2ba3b6f8af427d733fc17a63" }, { "stepCode": "BRIDGE-STEP-4", "number": 4, "expectedTitle": "封堵小腔油口", "expectedInstruction": "用两个油堵封住两个油口，擦净阀座结合面。", "text": "第4步，封堵小腔油口。用两个油堵封住两个油口，擦净阀座结合面。", "url": "/legacy/virtual-training/narration-revisions/junhao-v2-20260921/TASK-VIRTUAL-008-step-04.mp4", "duration": 6.88, "sha256": "f0e42b0e196bafc976f958aafe3d61bc7470f3f7223e551df7998c02263c8284" }, { "stepCode": "BRIDGE-STEP-5", "number": 5, "expectedTitle": "清洗大腔平衡阀", "expectedInstruction": "用清洗剂清洗平衡阀和管接头，并用抹布擦净。", "text": "第5步，清洗大腔平衡阀。用清洗剂清洗平衡阀和管接头，并用抹布擦净。", "url": "/legacy/virtual-training/narration-revisions/junhao-v2-20260921/TASK-VIRTUAL-008-step-05.mp4", "duration": 7.36, "sha256": "6c70b944776a7cb128ef570008e18c4d7ada24ab9e1141d374a5ac46306f4da5" }, { "stepCode": "BRIDGE-STEP-6", "number": 6, "expectedTitle": "拆开大腔控制油口管路", "expectedInstruction": "用19开口扳手拆开控制油口管路，用塑料袋包扎管口。", "text": "第6步，拆开大腔控制油口管路。用十九号开口扳手拆开控制油口管路，用塑料袋包扎管口。", "url": "/legacy/virtual-training/narration-revisions/junhao-v2-20260921/TASK-VIRTUAL-008-step-06.mp4", "duration": 8.16, "sha256": "41b5097bcdb8298e1daf62f2b3abe476977dca125b3ebf301a177fe1a95b916a" }, { "stepCode": "BRIDGE-STEP-7", "number": 7, "expectedTitle": "拆下大腔平衡阀", "expectedInstruction": "用8内六角扳手拆下安装螺栓，取下平衡阀。", "text": "第7步，拆下大腔平衡阀。用八号内六角扳手拆下安装螺栓，取下平衡阀。", "url": "/legacy/virtual-training/narration-revisions/junhao-v2-20260921/TASK-VIRTUAL-008-step-07.mp4", "duration": 7.72, "sha256": "19ddbaa145fbceda54807d7def679351dff77ece26e860920f54e59ecc9e67f5" }, { "stepCode": "BRIDGE-STEP-8", "number": 8, "expectedTitle": "封堵大腔油口", "expectedInstruction": "用两个油堵封住两个油口，擦净阀座结合面。", "text": "第八步，用两个油堵封住大腔的两个油口，并擦净阀座结合面。", "url": "/legacy/virtual-training/narration-revisions/junhao-v2-20260921/TASK-VIRTUAL-008-step-08.mp4", "duration": 6.16, "sha256": "f2ea5d6f09c08b5a28b0e22cfb9de1227bc72823b75dc99496be0e870baa9ab3" }, { "stepCode": "BRIDGE-STEP-9", "number": 9, "expectedTitle": "准备安装大腔平衡阀", "expectedInstruction": "擦净平衡阀及阀座结合面，取下两个油堵。", "text": "第九步，准备安装大腔平衡阀。擦净平衡阀及阀座结合面，然后取下两个油堵。", "url": "/legacy/virtual-training/narration-revisions/junhao-v2-20260921/TASK-VIRTUAL-008-step-09.mp4", "duration": 8.44, "sha256": "c35b2d862896ca508d6991badabfb2a331c515b351d282d75174a3a76eeabb0c" }, { "stepCode": "BRIDGE-STEP-10", "number": 10, "expectedTitle": "安装大腔平衡阀", "expectedInstruction": "将平衡阀放置于阀座上，用8内六角扳手安装四个安装螺栓。", "text": "第10步，安装大腔平衡阀。将平衡阀放置于阀座上，用八号内六角扳手安装四个安装螺栓。", "url": "/legacy/virtual-training/narration-revisions/junhao-v2-20260921/TASK-VIRTUAL-008-step-10.mp4", "duration": 9.04, "sha256": "b81832388ff8e000570d1ed4b8c9eebe83fe7f7890864802efcc924d3dbbedc7" }, { "stepCode": "BRIDGE-STEP-11", "number": 11, "expectedTitle": "核对大腔控制油口管路连接", "expectedInstruction": "原稿先写“拆下包扎袋，连接并拧紧管路”，随后又出现“用19开口扳手拆开管路并包扎”的相反描述。", "text": "第11步，核对大腔控制油口管路连接。核对大腔控制油口管路连接，记录处理方式及依据，并提交教员核对。", "url": "/legacy/virtual-training/narration-revisions/junhao-v2-20260921/TASK-VIRTUAL-008-step-11.mp4", "duration": 10.6, "sha256": "f29c0bab1481152f39d44f68dca5a3f87178d5047b238b83cd936c6a62e9b4ce" }, { "stepCode": "BRIDGE-STEP-12", "number": 12, "expectedTitle": "紧固大腔阀体连接螺栓", "expectedInstruction": "用内六角扳手拧紧四个阀体连接螺栓。", "text": "第12步，紧固大腔阀体连接螺栓。用内六角扳手拧紧四个阀体连接螺栓。", "url": "/legacy/virtual-training/narration-revisions/junhao-v2-20260921/TASK-VIRTUAL-008-step-12.mp4", "duration": 7.36, "sha256": "20d103a2bf73ac67f624011dd136ef68c3ba62bc644df16d9f779e13d2dbfdb8" }, { "stepCode": "BRIDGE-STEP-13", "number": 13, "expectedTitle": "准备安装小腔平衡阀", "expectedInstruction": "擦净平衡阀及阀座结合面，取下两个油堵。", "text": "第13步，准备安装小腔平衡阀。擦净平衡阀及阀座结合面，取下两个油堵。", "url": "/legacy/virtual-training/narration-revisions/junhao-v2-20260921/TASK-VIRTUAL-008-step-13.mp4", "duration": 7.0, "sha256": "c4ea5cc4916f7ffd6f3a3a6ca3145c669c2d30998f9cbd300e1615ee9cc46e47" }, { "stepCode": "BRIDGE-STEP-14", "number": 14, "expectedTitle": "安装小腔平衡阀", "expectedInstruction": "将平衡阀放置于阀座上，用8内六角扳手安装四个安装螺栓。", "text": "第14步，安装小腔平衡阀。将平衡阀放置于阀座上，用八号内六角扳手安装四个安装螺栓。", "url": "/legacy/virtual-training/narration-revisions/junhao-v2-20260921/TASK-VIRTUAL-008-step-14.mp4", "duration": 10.2, "sha256": "c12449d3d7ea0400f2771bfac8ef4a39b4fb74ad20573864052e2a6c92770289" }, { "stepCode": "BRIDGE-STEP-15", "number": 15, "expectedTitle": "核对小腔控制油口管路连接", "expectedInstruction": "原稿先写“拆下包扎袋，连接并拧紧管路”，随后又出现“用19开口扳手拆开管路并包扎”的相反描述。", "text": "第15步，核对小腔控制油口管路连接。核对小腔控制油口管路连接，记录处理方式及依据，并提交教员核对。", "url": "/legacy/virtual-training/narration-revisions/junhao-v2-20260921/TASK-VIRTUAL-008-step-15.mp4", "duration": 9.92, "sha256": "b3eca4435a6def03796cac3d942c937113df8a187aad4c03b90dd74ff2320098" }, { "stepCode": "BRIDGE-STEP-16", "number": 16, "expectedTitle": "紧固小腔阀体连接螺栓", "expectedInstruction": "用内六角扳手拧紧四个阀体连接螺栓。", "text": "第16步，紧固小腔阀体连接螺栓。用内六角扳手拧紧四个阀体连接螺栓。", "url": "/legacy/virtual-training/narration-revisions/junhao-v2-20260921/TASK-VIRTUAL-008-step-16.mp4", "duration": 8.12, "sha256": "358eb10b0db772f883e87a4d468620c0c050f0441e20e9a59142ee2ce08d3437" } ] } ] }