A、Keep a load on the hoist until all personnel are finished working
B、Set the load on a movable dolly when transportation may be needed
C、Have one man keep a hand on the load to steady it
D、Insure that the lifting gear capacity is not exceeded
更多“To safeguard the operator and other personnel working on or near a hoisting operation which of the following precautions should be observed?（）”相关的问题
A、as close to the main engine as possible B、as close to the main pump as possible C、just before the fuel valve D、just before the booster pump
A、to provide for safe practices in ship operation and a safe working environment B、to establish safeguards against all identified risks C、to continuously improve safety management skills of personnel, including preparing for emergencies D、all the above
A、to provide for safe practices in ship operation and a safe working environment B、to establish safeguards against all identified risks C、to continuously improve safety management skills of personnel ashore and aboard ships，including preparing for emergencies related both to safety and environmental protection D、to avoid damage to the environment，in particular，to the marine environment，and to property
A、阅读下列程序段，说明程序执行后AL,BX的值。 B、OPE1 DB 3．．4 C、OPE2 DW 3345H, 6799H D、MOV AL, OPE1 E、MOV BX, OPE2 +1 F、SUB BL, AL H、INT 3 I、结果：AL=（）；BX=（）。
A、Stations not directly involved with the on-going distress communications may not transmit on the distress frequency or channel B、Stations remaining off the air to safeguard proprietary information C、Two three-minute silent periods，at 15 and 45 minutes after the hour，that provide a transmitting "window" for distressed vessels to transmit distress alerts using J3E D、Communications on a distress frequency or channel is banned for 24 hours following the cessation of the distress traffic
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