{
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  "code": "TASK-VIRTUAL-007",
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  "assignmentId": "88",
  "contentVersionId": "558",
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  "title": "项目背景 · 前泵换件修复",
  "body": "重型支援桥在将移动架推出至中间位置时，突遇山体滑坡，巨石滚落，飞入底盘车两副车架内，产生巨大撞击声，操作手随即停车检查，发现前泵被飞入巨石击中，导致泵体变形。而后分队长指挥操作手对装备进行动作检查，操作手在托架和架设架均不动作的状态下，手动将托架马达换向联手柄搬至“向前”位置，同时，分队长观察前泵出口处（托架多路换向阀M口）压力表，此时压力表显示0MPa。由此分队长判断前泵损坏。",
  "format": "image-text",
  "text": "重型支援桥在将移动架推出至中间位置时，突遇山体滑坡，巨石滚落，飞入底盘车两副车架内，产生巨大撞击声，操作手随即停车检查，发现前泵被飞入巨石击中，导致泵体变形。而后分队长指挥操作手对装备进行动作检查，操作手在托架和架设架均不动作的状态下，手动将托架马达换向联手柄搬至向前位置，同时，分队长观察前泵出口处（托架多路换向阀M口）压力表，此时压力表显示零兆帕。由此分队长判断前泵损坏。",
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  "rawDuration": 32.22891666666667,
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  "videoDuration": 32.44,
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  "videoUrl": "/legacy/virtual-training/narration-revisions/intro-20260924/TASK-VIRTUAL-007-intro-00.mp4",
  "posterUrl": "/legacy/virtual-training/narration-revisions/intro-20260924/TASK-VIRTUAL-007-intro-00.jpg",
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