单项选择题
A.thinner B.water C.oil D.varnish
A ship’s bottom is given a coating of （）which contains ...
单项选择题A ship’s bottom is given a coating of （）which contains poison.
A. varnish B. anti-fouling paint C. boottopping paint D. primer
Repaint the draft figures, plimsoll marks, ship’s name ...
单项选择题Repaint the draft figures, plimsoll marks, ship’s name and port of registry （）.
A. with red lead paint B. in red and white paint C. in original color D. all of the above
Varnish gives a clear protection coat to （）.A.metalB.wo...
单项选择题Varnish gives a clear protection coat to （）.
A.metal B.woodwork C.deck D.cabin
