()是指在一定时间内,连同框架能满足耐火稳定性和耐火完整性要求的窗。...
Friday, September 16, 2022
在砌墙时先留出窗洞,以后再安装窗框,这种安装方法称为()。...
Tuesday, September 20, 2022
排水管道的闭水试验,管径小于700mm的每个井段均须做闭水试验,管径大于700mm的管道每()井段抽查一段。...
Thursday, September 22, 2022
定向井下入动力钻具时,钻具必须双钳紧扣,控制下放速度。...
Sunday, September 18, 2022
Thursday, September 22, 2022
工程施工目标应根据施工合同、招标文件以及单位对工程管理目标的要求,包括()等目标。...
Thursday, September 22, 2022
防火软接采用硅橡胶涂覆玻纤布为软接材料,用高温线缝制而成,最高耐温可达()。...
Thursday, September 22, 2022
Thursday, September 22, 2022
Saturday, September 17, 2022
Thursday, September 22, 2022
自动喷淋灭火系统管道安装分项工程技术交底:自动喷水灭火系统管材采用热镀锌钢及管件,当管子公笱直径小于或等于()MM时,采...
Thursday, September 22, 2022
Sunday, September 18, 2022
Thursday, September 22, 2022
Thursday, September 22, 2022
排水支管连接在排出管或排水横干管上时,连接点距立管底部水平距离不得小于()。...
Sunday, September 18, 2022
整体式板桥按计算一般需要计算纵向受力钢筋、分布钢筋、箍筋和斜筋。...
Thursday, September 22, 2022
Thursday, September 15, 2022
Thursday, September 15, 2022
当图像偏蓝时,使用“变化”(VAriAtiongs)菜单命令应当给图像增加何种颜色?()...
Thursday, September 22, 2022
Tuesday, September 20, 2022