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- In this paper, the anlysis is presented to study the impermeability and crack resistance of basement concrete wall. 本文尝试聚丙烯纤维砼应用于地下室砼墙抗裂防水。
- Strength and crack resistance capability of concrete will be improved after being reinforced by chopped basalt continuous fiber. 在混凝土中掺加乱向短切玄武岩纤维后，其强度及抗裂性能均会得到改善。
- Curing and constructing for cement-stabilized macadam under the condition of lower temperature is benefit to improve its crack resistance. 低温条件下养生、施工有利于改善水泥稳定碎石基层材料的抗裂性能。
- In order to analyze the crack reason, static load experiments were made on three prefabricated piles to examine the crack resistance of the piles. 为分析产生裂缝原因，通过静荷载试验的方法检验桩身的抗裂性能；
- The research proves that post tensioned prestressed concrete hollow slab own fine deformation behavior and crack resistance. 本文研究表明：后张预应力混凝土空心板具有良好的变形性能和抗裂性能。
- The safety and the crack resistance of the anchorage zone which exists due to the usage of large tonnage anchorage device, are the critical part of the structural design. 对采用大吨位特殊锚具的桥梁结构来说,锚固区的安全性和抗裂性是结构设计的关键部分,但现行规范还没有给出一种既精确又简易的验算方法。
- The study shows that the self-compacting high performance concrete members have high denseness, fine appearance without honeycomb and scale, better crack resistance and ductility. 研究表明，该方法成型的自密实高性能混凝土构件无蜂窝麻面、密实性好，具有更优越的抗裂性能和延性，构件和实梁的受弯、剪性能均与振捣成型的混凝土构件相近；
- It can meet the food directly.Innocuity, insipidity, no volatiles, high temperature resistance, crack resistance contribute to its perfect waterproof effection. 可直接与食品接触，无毒、无味、无挥发物、耐高温、难裂解，达到高度防水的效果。
- Based on code for design of concrete structures in China, calculate method on crack resistance and loading capability of corbel is studied, and illustrated with one example. 结合混凝土结构设计规范,对牛腿的抗裂度及承载能力的计算进行了探讨,并通过算例进行了说明。
- In this paper, crack resistance of high strength concrete (HSC) was improved by adding mineral admixtures including ground slag (GSL), silica fume (SF) and fly ash (FA). 采用外掺矿物掺合料磨细矿渣、硅粉和粉煤灰的方法来研究它们对提高高强混凝土抗裂性能的作用,并分析了相应的作用机理。
- High performance concrete should have not only high strength,but also excellent durability,relatively high crack resistance and relatively high volumetric stability,etc. 高性能混凝土不仅只是具有较高的强度，而且还应具有良好的耐久性，较高的抗热裂性能以及较高的尺寸稳定性等。
- Research on HT250 gray iron flame welding with multi-alloying cast iron torch welding rods.Hardness, crack resistance and machinability of the welded joint is tested and analyzed. 采用多元微合金化铸铁同质气焊丝对HT250铸铁板材进行了气焊研究,测试和分析了焊接接头的硬度、抗裂性和机械加工性能。
- The aggregate of traditional insulation mortar is pearlite, which has high water absorbing capacity, high brittleness, low bond strength and poor crack resistance, so its application have been restricted in some fields. 传统的保温砂浆是以膨胀珍珠岩为骨料。 因膨胀珍珠岩吸水率很高、脆性大、粘结强度低、抗裂性差，应用受到了很大的局限。
- First, Vacuum ball perlite glassy beads insulation system description: the insulation system incloded insulating layer, the protective layer and crack resistance decorative layer . 一、真空球珍珠岩玻化微珠保温系统简介：保温系统由保温层，抗裂防护层和装饰层组成。
- It is a great influence of asphalt stabilized crushed stone's (ASCS) module to the overlay's crack resistance and SIF would increase by the increase of the module of asphalt overlay. 沥青稳定碎石模量对加铺层的抗裂性能有重要影响，裂缝尖端的应力强度因子将随着加铺基层模量的增大而增大；
- A little crack detracts from the value of the vase. 小小的裂痕减损那个花瓶的价值。
- This article has described the development of putty for exterior w al l in China, and the necessity of establishing the requirement of “dynamic crack resistance”in the new standard. 介绍了我国外墙腻子的发展,新标准中“动态抗开裂性”制定的必要性。
- This paper conducts a preliminary study of crack resistance and deformation behavior of prestressed concrete girders strengthened with externally bonded FRP in serviceability limit state. 对外贴FRP加固预应力混凝土桥梁正常使用极限状态的抗裂和变形性能进行初步研究。
- In this paper, the major is experiment study focused on the high-strength steel WH70 welding performance, analyse its solderability and crack resistance from the view point of welding technology. 摘要主要对WH70高强钢进行了焊接性能的理论及实验研究，从工艺角度分析了其可焊性、抗裂性。
- The marchers jumped off at the crack of dawn. 行军队伍在破晓时出发了。
