Thursday, September 22, 2022
Thursday, September 22, 2022
问题:振动沉桩法不宜用于( )以及土层中夹有孤石的情况。...
Thursday, September 22, 2022
Tuesday, September 20, 2022
问题:需进行热处理以达到恢复材料力学性能或耐腐蚀性能的压力容器,其焊接试板热处理应遵循的原则包括()。...
Saturday, September 17, 2022
Thursday, September 22, 2022
问题:对焊是利用()加热将两工件沿整个断端面同时焊接起来的一类电阻焊方法。...
Thursday, September 22, 2022
Thursday, September 22, 2022
Thursday, September 15, 2022
Thursday, September 15, 2022
Thursday, September 22, 2022
Wednesday, September 21, 2022
Thursday, September 22, 2022
问题:恶劣天气如()级以上的大风、下雨、下雾,不得登高焊割旱作...
Sunday, September 18, 2022
问题:基础与墙身使用不同材料时,计算规则正确的( )。...
Thursday, September 22, 2022
问题:下列关于水系统回水温度一致性检测的说法正确的是()...
Thursday, September 22, 2022
问题:以下哪些情况杆塔基础或基础的组成部分不允许出线裂缝。()...
Friday, September 16, 2022
问题:基础型式的选择,应综合考虑沿线地质、施工条件和杆塔型式等因素,并应符合哪些要求?...
Tuesday, September 20, 2022
Thursday, September 22, 2022
问题:在实际工作中常用( )来大致测定矿物的相对硬度。...
Thursday, September 22, 2022