In order to avoid shock, reduce the speed by （）(低速控制器)when the cover comes near the stoppers.
- A、control lever
- B、control panel
- C、control loop
- D、inching control
正确答案:D
答案解析:有
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In order to avoid shock, reduce the speed by （）(低速控制器)when the cover comes near the stoppers.
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