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單項選擇題

Litmus paste is used in order to determine（）.

A.innage
B.thievage
C.ullage
D.the tank's datum point

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單項選擇題

Joiner bulkheads on a vessel provide（）.

A.compartmentalization
B.watertight integrity
C.structural support
D.tank boundaries

單項選擇題

Individual wires，used in systems greater than 50 volts,（）.

A.should be supported at 24 inch intervals with plastic tie wraps
B.should never be located in a tank
C.must be installed in conduit
D.All of the above

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Litmus paste is used in order to determine（）.

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Joiner bulkheads on a vessel provide（）.

Individual wires，used in systems greater than 50 volts,（）.

Individual wires，used in systems greater than 50 volts,（）.