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- This paper analyzes the improvement mechanism of concrete performance by polypropylene fiber. 摘要分析聚丙烯纤维对混凝土性能的改善机理。
- Combined with slipform pavement of Deda Expressway,the paper discussed cement concrete performance with polyacrylonitrile fiber etc. 结合得大高速公路滑模摊铺桥面的施工,对掺加聚丙烯腈纤维的水泥混凝土性能进行研究,并铺筑了试验工程。
- The massive project practice proved the VC value has the remarkable influence to the roller compaction concrete performance. 大量工程实践证明,VC值对碾压混凝土的性能有着重要影响。
- Concrete performance test is carried out with same concrete mix component and different proportion of sodium gluconate and defoamers. 采用相同配合比，在葡萄糖酸钠、消泡剂不同掺量情况下进行混凝土性能试验。
- Experiment and analysis were set for retarder,and retarding plasticizers were matched to analyze the concrete performance. 对缓凝剂进行试验和分析,并配置缓凝型减水剂,对混凝土的性能进行分析。
- Tile concrete performance of tills kind of tension is that the "objective reality" is riot just included by tile matter. 这种张力的具体表现就是，“客观实在”对物质之非专属性。
- The results show that compound of polycarboxylate admixtures is able to optimize the concrete performance, but there is an optimum amount. 研究结果表明：对系进行复配可优化混凝土的性能，但存在一个最佳掺量。
- The text is the entity of the concrete performance of the literature activity . It is the object of literature activities and study as substance of expression of the literature activities. 文本作为文学活动的具体表现的实体,是一切文学活动和研究的对象。
- waterpower project concrete performance 水工混凝土性能
- It is proved that polypropylene fiber concrete performs well in resisting impact, abrasion and crack, and thus well applicable in sandy flow region characterized In high speed and turbulence, such as the filling &emptying culvert of shiplock, etc. 表明聚丙烯纤维混凝土具有良好的抗冲耐磨性能和抗裂性能，可较好地应用于船闸输水廊道等处于高速、紊乱、含沙水流区。
- The concrete walls are reinforced with steel rods. 混凝土墙是用钢筋加固的。
- Its paving feasibility, microscopic structure and concrete performances were investigated compared without maleated epoxy asphalt using Brookfield viscometer, direct tension test (DTT), Scanning Electron Microscope (SEM), Marshall testing and MTS? 分别用布氏粘度计、直接拉伸仪、SEM及马歇尔试验机和MTS?
- We need a hoist to lift the concrete blocks. 我们需要一台起重机来吊起混凝土块。
- The machine rests on a bed of concrete. 机器安装在混凝土基座上。
- That new concrete building is an abomination. 那座新混凝土建筑是个讨厌的东西。
- The Experimental Study of Polypropylene Fiber Concrete Performance 聚丙烯纤维混凝土性能试验研究
- The road was paved with concrete. 路面由混凝土铺成。
- Have you got any concrete proposals? 你有没有具体的建议呢?
- The house is made of stone, not concrete. 那房子是石造的，不是混凝土造的。
- Tom tumbled over and hit his head on the concrete. 汤姆摔倒，头撞到水泥地。
