單項(xiàng)選擇題

In order to correctly open a new coil of manila line,you should（）.

A.pull the tagged end from the top of the coil
B.pull the tagged end through the eye of the coil
C.secure the outside end unroll the coil
D.unreel the coil from a spool

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單項(xiàng)選擇題

In order to detect rot in manila lines,you should（）.

A.feel the surface of the line for broken fibers
B.measure the reduction in circumference of the line
C.observe any mildew on the outer surface
D.open the strands and examine the inner fibers

單項(xiàng)選擇題

In order to discharge a C0₂ portable fire extinguisher , the operator must first（）.

A.invert the CO extinguisher
B.squeeze the two trigger handles together
C.remove the locking pin
D.open the discharge valve

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In order to correctly open a new coil of manila line,you should（）.

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In order to detect rot in manila lines,you should（）.

In order to discharge a C02 portable fire extinguisher , the operator must first（）.

In order to discharge a C0₂ portable fire extinguisher , the operator must first（）.