coatern.涂料器
coatn.外套;上衣;层;表皮vt.涂上;覆盖;包上
coating application method涂料施工方法
coatings friction and wear摩擦磨损
coated granular fertilizer被覆颗粒状肥料
coatings for interior wall内墙涂料
coatings for rusty surface带锈涂料
coating absorbing material涂层吸波材料
coated compound fertilizer包膜复合肥