103. When loading or discharging dry mud or cement, crew members should use goggles and ______.

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• When loading or discharging dry mud or cement，crew members should use goggles and（）.

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• Atmospheres laden with coal dust or grain dust caused by loading these cargoes（）.

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• Any friction fit, tightness or adhesion of the part of any load being lifted should be broken by wedge or tapping and not by increasing the load on the applianceAccording to this sentence, （）

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• All lighterage in or off ports of loading or ports of discharge shall be for the account of （）.

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• When a sentence is loaded with big words, high-sounding phrases, or pretentious language; it will sound artificial, flowery, and pompous. It is called overwritten style.

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• A ship cannot start loading or discharging without Customs permission.（)

  是 否

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