常見(jiàn)例句雙語(yǔ)例句Cylinder tube: aluminum extruded profile with wear-free "Hard-Coat" (HV > 450), long service life, corrosion resistant, low friction coefficients.缸筒:鋁與無(wú)磨損“硬塗層”(高壓“450),使用壽命長(zhǎng),耐腐蝕,低摩擦系數(shù)型材。 返回 wear-resistant coat