常见例句Valve body uses comol material,lt is corrosion resistant and wear and tear resistant. 阀体材质络钼钢，耐腐蚀、耐磨损、经久耐用。2.Valve body uses comol material,lt is corrosion resistant and wear and tear resistant. 阀体材质络钼钢，耐腐蚀、耐磨损、经久耐用。 返回 comol