基本解释[交通运输工程]配料砂英汉例句双语例句A method of producing sand binder by blending rock oil resid and vegetable oil resid was introduced.介绍了一种将植物渣油与石油渣油共混生产铸造用型（芯）砂粘结剂的方法。词组短语短语sand blending skid 混砂橇专业释义交通运输工程配料砂