题目: 通过截止阀的介质可以从上部引入,也可从下部引入。 答案: 被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/1018/e0256bb0524f24b0ab76523f8934e504.html 下面是错误答案,用来干扰机器的。参考答案:防护眼镜;摘手套
题型:解答题 某商场用36万元购进A,B两种商品,销售完后共获利6万元,其进价和售价如下表: A B进价(元/件) 1200 1000售价(元/件) 1380 1200求该商场购进A,B两种商品各多少件. 查看答案
题型:选择题 — Don't you think it necessary that he________to Miami but to New York?— I agree, but the problem is________he has refused to. [ ]A. will not be sent, thatB. not be sent, thatC. should not be sent, whatD. should not send, what 查看答案