基本解釋[材料科學(xué)]重量配合比英漢例句雙語(yǔ)例句The strength of the cement is low, the stability of volume is unqualified, primarily is to go together with raw materials mix proportion by weight what caused by inappropriate reasons .水泥的強(qiáng)度低， 安定性不合格，主要是配料不當(dāng)?shù)脑蛟斐傻摹?/li>mix proportion by weight更多例句專(zhuān)業(yè)釋義材料科學(xué)重量配合比