Technical specification for integral pouring concrete filter floor and adjustable nozzle of air - water washing filter 气水冲洗滤池整体浇筑滤板可调式滤头技术规程
Arch dams are built by parts , and each of parts has vertical contraction joints spaced regular intervals 拱坝是分段浇筑的、各坝段之间沿拱向设有均匀排列的伸缩横缝。
This software can deal with three - dimension sequence concrete placement , concrete creep stress calculation 此程序成功实现了混凝土三维跳仓浇筑，混凝土徐变应力计算等。
Rcc casting & backfilling work for cw pump house is in progress . excavation forcw channel was stared on april 2 循环水泵房正在浇筑池壁混凝土和基础回填,前池于本月2日开挖,开挖工作正在进行
Especially when nowadays bumping reinforced concrete is popularly used in casting , cracking control becomes more difficult 尤其是现在普遍采用泵送商品混凝土进行浇筑，裂缝的控制更加困难了。
But for the poured asphaltic concrete ( pac ) , it is only in the testing stage and lacks systematic a anlyses and prototype observations 而浇筑式沥青混凝土处于试验阶段，缺少系统地研究和原型观测。
Since 1970 " s , ten and more poured asphaltic concrete core rockfill dams ( pcrd ) have been built in the northeren region of china 自七十年代以来，我国北方地区已建成浇筑式沥青混凝土心墙堆石坝十余座。
Concrete has the advantage that it is plastic condition and is given the desired shape and texture by means of the forms 混凝土的优越性就在于浇筑时它处于塑性状态，因此可借助模板获得设计所要求的形状和特征。
Prior to concrete casting , upper column rebar and anchor bolt thread shall be wrapped by plastic sheet to prevent contamination from concrete 2砼浇筑前用塑料薄膜对上部柱筋及螺栓丝扣进行保护，防止砼污染钢筋。
In measures on the control of cracks the material , the rate of conjugate , the design of pour , and the structure form are all necessary 阐述了转换层裂缝控制措施，重点控制原材料、配合比、浇筑方案、构造等措施。
