常見例句雙語例句Stainless steel pail and paddles , rust free and easy to clean;料桶及槳葉采用不銹鋼材料制造，清洗容易、避免銹蝕；To improve the surface treatment quality of the power capacitor, it is important for the outer covering with a oil free, rust free and rough coating.為了提高電容器外殼的表面涂裝質(zhì)量，涂裝前能夠有一個無油、無銹、粗糙的基底對提高漆膜的附著力起著決定性的作用。Automobile manufacturers were well aware that rust occurred in interior recessed areas, also noting that flat exposed areas, such as roofs, were often rust free.汽車制造廠商們早已注意到汽車內(nèi)部隱蔽處的銹蝕，但暴露在外的平面部位， 如車頂卻不易銹蝕。dugoogle.com 返回 rust free