單項選擇題

A squeeze-grip type carbon dioxide portable fire extinguisher has been partially discharged. It should be（）.

A.replaced in its proper location if weight loss is no more than 15%
B.replaced in its proper location if weight loss is no more than 25%
C.labeled empty and recharged as soon as possible
D.labeled empty and replaced in its proper location regardless of weight

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單項選擇題

A special daymark is a（）.

A.red-and-white octagon
B.daymark with a yellow stripe on it
C.green square
D.yellow diamond

單項選擇題

A spanner is a （）.

A.cross connection line between two main fire lines
B.special wrench for the couplings in a fire hose line
C.tackle rigged to support a fire hose
D.None of the above

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A squeeze-grip type carbon dioxide portable fire extinguisher has been partially discharged. It should be（）.

你可能感興趣的試題

A special daymark is a（）.

A spanner is a （）.

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