material description材质说明 材料说明 原料描述双语例句 1.with the finite element method of material description, the rock mass in underground and opencast united mining engineering was simulated and analyzed. 采用物质描述增量有限元方法,对露天与地下联合开采工程岩体进行了数值模拟分析。2.since you will know the names of the materials you want to order, but not necessarily their numbers, you need a document overview that ** sorted by material description. 因为你要知道你想要购买的物料的名称,而不是它们的编号,你需要用物料描述存储在一个凭证概览中。 20210311