下列材料中,不属于合金的是 A.黄铜 B.钢 C.水泥 D.硬铝 发布时间:2017-07-25 22:12 │ 来源:www.tikuol.com 题型:选择题 问题: 下列材料中,不属于合金的是A.黄铜B.钢C.水泥D.硬铝
题型:选择题 The seller should guarantee that the commodities comply ______ the quality, specification and preformance as stipulated in the contract.A.forB.inC.toD.with 查看答案