dogman ？ rope retrieval ？（关于高处救援）？ § a dogman ready at ground level to control the box if required .（吊车指挥员） § before the tradesmen a scend the flare all rescue gear is to be set up on the ground, the dogman wearing harnesses and the rope recovery set in the box with sufficient length already paid out in the box ready for use. the harness for the rope retrieval operator is to be pre-fitted & ready for use, should he be called on. （搜救人员） § the work box is to be hooked up and the dogman & rope retrieval operator enter & hook up .（搜救人员） 1中是“吊车指挥员”，站在地面；2、3句是“搜救人员”，随“工作厢”升到高处去救援伤者。 [ ]查看更多
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