A、the circuit being worked on and the location of all switches and circuit breakers controlling it
B、first-aid techniques for treating electrical shock
C、cardiopulmonary resuscitation (CPR)
D、All of the above
更多“When working on a high voltage circuit, you should always have another person present with you.This person should have a good working knowledge of （）”相关的问题
A、When oilspilling happens on board, the sailors’ work is to do oil-cleaning. B、When oilspilling happens on board, the sailors’ work is painting. C、When oilspilling happens on board, the sailors’ work is to do some repair work. D、When oilspilling happens on board, the captain is in over command of it.
A、A.working on the rig floor B、B.working over water C、C.working on the pipe racks D、D.operating line throwing equipment
A、When it is a DC machine B、When it is an AC machine C、Any machine that operates on over 100 volts D、Only when working on wet steel plates
A、the work of using lines and chains to secure the cargo on board B、the lash work C、the work of putting dunnage，keeping the cargo in position and not move when the ship is rolling and pitching D、the lashing work
A、When OSPF is enabled on a LAN interface, and the router is the only router connected to the subnet. B、 When OSPF is enabled on a point - to -point serial link, and that router has both the higher router ID and higher interface IP address on the link. C、When OSPF is enabled on a Frame Relay point - to - point subinterface, has the lower RID and lower subinterfa ce IP address, and otherwise uses default OSPF configuration on the interface. D、When OSPF is enabled on a working LAN interface on a router, and the router has been elected BDR. E、None of the other answers is correct.
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
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