水工金属结构焊缝按其结构特性及其所在部位的受力状况的重要性一般分为()类焊缝。A、二 发布时间:2017-05-17 23:31 │ 来源:www.tikuol.com 题型:单项选择题 问题: 水工金属结构焊缝按其结构特性及其所在部位的受力状况的重要性一般分为()类焊缝。A、二B、三C、四D、五
题型:单项选择题 We stayed in a quiet hotel,__ _.A.next to it was a thick woodB.next to which was a thick woodC.next to it there was a thick woodD.next to which a thick wood was 查看答案