常見(jiàn)例句雙語(yǔ)例句A method of producing sand binder by blending rock oil resid and vegetable oil resid was introduced.介紹了一種將植物渣油與石油渣油共混生產(chǎn)鑄造用型（芯）砂粘結(jié)劑的方法。 返回 blending sand