水泥涂料用于淡水舱和双层底舱。（）<br>A:Primer is used for sea water tanks and double bottom tanks.<br>B:Cement wash is used for fresh water tanks and double bottom tanks.<br>C:Varnish is used for fresh water tanks and double bottom tanks.<br>D:Bitumen is used for fresh water tanks and double bottom tanks.

水泥涂料用于淡水舱和双层底舱。（）
A:Primer is used for sea water tanks and double bottom tanks.
B:Cement wash is used for fresh water tanks and double bottom tanks.
C:Varnish is used for fresh water tanks and double bottom tanks.
D:Bitumen is used for fresh water tanks and double bottom tanks.

出自：船舶水手证

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