单项选择题
A. clean B. smooth surface C. bare metal D. clear
Loose paint and scale are removed with a （）(刮刀).A. chip...
单项选择题Loose paint and scale are removed with a （）(刮刀).
A. chipping hammer B.scraper C. lining brush D. hammer
We can remove the heavy rust on the plate with a （）(敲锈锤...
单项选择题We can remove the heavy rust on the plate with a （）(敲锈锤).
A. scraper B. hammer C. chipping hammer D. lining brush
（）(耐热漆) are for radiators and pipes and for the ship’s ...
单项选择题（）(耐热漆) are for radiators and pipes and for the ship’s funnel.
A. Varnish B. Anti-corrosive paints C. Heat-resistant paints D. Anti-fouling paint
