题目内容

Which statement is TRUE concerning buoyant work vests aboard tankers ________．

A. They may be worn while working on deck but not while working over the side
B. They must be used only under supervision of a designated ship's officer
C. They will be accepted for up to 10% of the required life preservers
D. They may be worn during drills

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When removing the cap from a sounding tube on a ship，the sound of air escaping indicates the tank ______．

A. Is full
B. May be partially flooded
C. Level has dropped
D. Is completely flooded

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You are on a multiple-product chemical tanker with orders to load diethylamine．What is NOT

A. You must have two toxic vapor detectors or the pumproom must meet special requirements
B. Each crew member must be provided with an emergency escape breathing apparatus
C. A person taking cargo samples must wear protective clothing
D. If you are also carrying allyl alcohol，the venting systems must be segregated

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Which product is most likely to accumulate static electricity ________．

A. Crude oil
B. Hard asphalt
C. Lubricating oil
D. Residual fuel oil

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When planning the loading or discharging of a VLCC（100，000 DWT+）what is the most important

A. Draft and trim
B. Limits of the bending moments
C. Rate of discharging
D. Rate of loading

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Which statement is TRUE concerning buoyant work vests aboard tankers ________．

A. They may be worn while working on deck but not while working over the side B. They must be used only under supervision of a designated ship's officer C. They will be accepted for up to 10% of the required life preservers D. They may be worn during drills

When removing the cap from a sounding tube on a ship，the sound of air escaping indicates the tank ______．

You are on a multiple-product chemical tanker with orders to load diethylamine．What is NOT

Which product is most likely to accumulate static electricity ________．

When planning the loading or discharging of a VLCC（100，000 DWT+）what is the most important

A. They may be worn while working on deck but not while working over the side
B. They must be used only under supervision of a designated ship's officer
C. They will be accepted for up to 10% of the required life preservers
D. They may be worn during drills