2022海船船员历年考试试题集锦(6Z)

1. [单选题]_____ shows 1.2 meter and the specific gravity of the oil is 0.96According to the measuring scale, that makes 150 tons.

A. The piston rod
B. The push rod
C. The sounding rod
D. The connecting rod

2. [单选题]Before entering a fuel tank that has been cleaned, it should be checked with an oxygen indicator and a/an ____.

A. Orsat apparatus
B. flame safety lamp
C. Halide torch
D. combustible gas indicator

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