您要查找的是不是：
- frost resistance concrete 抗冻融混凝土
- Construction Techniques of Large-volume Seepage and Frost Resisting Concrete 大体积抗渗抗冻混凝土施工技术
- Frost Resistance Totem - Duration increased. 火舌图腾持续时间增加。
- The effects of Water-cement(w/c) ratio and mineral admixture on the frost resistance of concrete were studied. 研究了水灰比、掺合料、引气剂对混凝土抗冻性能的影响。
- Use: Teaches you how to make Fur Lining - Frost Resist. 教你学会如何制作毛皮内衬-冰霜抗性。
- Research results showed that some inorganic salts were harmful to the frost resistance of cement concrete, in particular the deicer-scaling resistance. 然而研究表明常用无机盐对混凝土的抗冻性，特别是抗盐冻性能具有较大的不利作用。
- Frost Resistance Totem - Duration fixed to be 5minutes. 炭抗图腾-持续时光修改为5合钟。
- There are two criteria,the change of relative dynamic elastic modulus(RDM) and the mass change,for evaluating the frost resistance of concrete. 采用快速冻融法,以质量变化和相对动弹性模量作为混凝土抗冻性能的评定指标,研究了聚丙烯腈纤维在三个体积掺量0。
- By researching of frost resistance,resistance chloride ion permeability of concrete admixing activated wet fly ash,results show that durability of concrete is good. 通过研究掺活化湿排粉煤灰的混凝土的抗冻性能、收缩性能、抗氯离子渗透性能,发现其耐久性能良好。
- However,the pre-wetting degree of lightweight aggregate has an unobvious effect on the frost resistance of lightweight concrete,and the frost resistance becomes ... 轻集料的预湿程度对混凝土的抗冻性能影响不大;养护温度对轻集料混凝土的抗东性能有影响,随着养护温度降低混凝土的抗冻性能降低。
- The influence of pre wetting degree on frost resistance of shale ceramsite concrete is studied when shale ceramsite is pre wetted by means of the distinct degree. 采用快速冻融试验方法研究轻集料不同预湿程度对页岩陶粒混凝土抗冻性的影响。
- Not only does this sweatshirt look cool, it also provides+20 Frost Resistance. 这运动衫不仅看起来酷，还提供+0的冰霜抗性...嗯--!!!
- Not only does this sweatshirt look cool, it also provides +20 Frost Resistance. 这运动衫不仅看起来酷，还提供+20的冰霜抗性...嗯--!!!
- In this paper the deterioration mechanism by freeze-thaw cycling,the test methods about frost resistance,appraising parameters of concrete and the influencing factors mainly were represented. 本文主要阐述了混凝土冻融破坏的机理,国内外混凝土抗冻性试验方法,评价参数及影响混凝土的抗冻性试验方法的因素。
- Addition of pulverized slag improves significantly the compressive strength, permeability resistance, frost resistance and resistance against chlorine penetration of high performance concrete. 摘要掺磨细矿渣粉对高性能混凝土抗压强度、抗渗性、抗冻性、抗氯离子渗透性等有显著改善。
- Concrete samples were made in laboratory with mix proportion used in construction.Testings of the samples and cores show that frost resistance of the runway shoulder concrete is poor. 对混凝土芯样和按照道肩混凝土配合比，采用工程所用原材料在试验室中成型的混凝土试件进行抗冻性分析，结果发现，混凝土芯样和试验室试件抗冻性均表观不良。
- The chloride permeability resistance and the frost resistance are separately tested according to ASTM C 1202-97, ASTM C 666-97 (A). 采用ASTM C 1202-97方法对混凝土试件的抗渗性做出评价;
- The Effect of Replenishing Soil on Frost Resistance, Drought Resistance and Yield Production of Alfalfa (Medicago sativa L.). 培土对紫花苜蓿(Medicago sativa L.;)抗寒性、抗旱性及产草量的影响
- It is good that granite has wear-resisting, frost resistance, fight decency, fight corrode, colour and lustre is beautiful wait for an advantage. 花岗岩具有耐磨、抗冻性好、抗风化、抗腐蚀，色泽美观等优点。
- Using HAS solidator to compound high Strength oil seep resisting concrete is studied in this paper. 本论文对用HAS固化剂配制耐油渗混凝土进行了探讨,展示了HAS固化剂的优良耐油性能。
