单项选择题
The first coat to a bare metal surface is the（）.
A.primer
B.undercoat
C.topcoat
D.thinner
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相关考题
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单项选择题
（）can thin down paint.
A. The anti-fouling paint
B. The thinner
C. The varnish
D. primer -
单项选择题
Make a lee（）the port side.
A.on
B.at
C.to
D.in -
单项选择题
Varnish is certainly for （）, cabin doors and other woodwork.
A. engine room
B. gangway
C. bridge decks
D. deck rails
