During the work they use an outrigger or a front blade to ensure machine stability.
作业时该机械通过伸出悬臂架或前叶以保证稳定性。
When finish hoisting operate multiple directional value lock the hook, and then take back outrigger.
吊装完成后要操作多路换向阀锁上锁钩，然后收回支腿。
When finish hoisting operate multiple directional value lock the hook, and then take back outrigger.
吊装完成后要操作多路换向阀锁上锁钩，然后收回支腿。
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