单项选择题
A.varnish B.white gloss paint C.bitumen D.paint
The pilot boats are （）blue, with the “PILOT in white.A....
单项选择题The pilot boats are （）blue, with the “PILOT in white.
A.written B.painted C.painting D.repaired
Ships always float on water and they are easy to （）.A.r...
单项选择题Ships always float on water and they are easy to （）.
A.rust B.dirty C.clean D.wash
The most common kinds of （）used on board ship are as fo...
单项选择题The most common kinds of （）used on board ship are as follows: primer coat, undercoat, topcoat, heat-resistant paint, varnish and anti-fouling paint.
A.cement wash B.bitumen C.paint D.varnish
