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單項(xiàng)選擇題

During which condition should the operator of a pedestal crane shutdown operations?（）

A.Bunkering barge alongside
B.Potable water spill on deck
C.Crane hydraulic hose bursts
D.Trim greater than 4 feet

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單項(xiàng)選擇題

During which condition should the operator of a pedestal crane shutdown operations?（）

A.Bunkering
B.High winds
C.Potable water spill on deck

單項(xiàng)選擇題

During transfer operations，a quantity of propylamine spills on deck. According to the Chemical Data Guide，the correct procedure would be to（）.

A.immediately flush the spill with large quantities of fresh water
B.cover the contaminated surface with soda-ash-soaked lime solution
C.add sodium bisulfate on the contaminated surface and spray it down with water
D.move to a position upwind of the spill and allow the product to boil off

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During which condition should the operator of a pedestal crane shutdown operations?（）

你可能感興趣的試題

During which condition should the operator of a pedestal crane shutdown operations?（）

During transfer operations，a quantity of propylamine spills on deck. According to the Chemical Data Guide，the correct procedure would be to（）.

During transfer operations，a quantity of propylamine spills on deck. According to the Chemical Data Guide，the correct procedure would be to（）.