cement bonded sand是什么意思

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Mechanical and abrasion properties of fiber reinforced rubberized mortar;

纤维增强橡胶粉水泥砂浆的力学性能和耐磨性能研究

A study on the cylinder-mould testing method for the compressive strength of the mortar with highly fine-grained sand;

筒压法检测特细砂水泥砂浆抗压强度的试验研究

The structural and electric properties of carbon fiber reinforced mortar and the related factors;

碳纤维水泥砂浆的力学与电性能及其影响因素研究

Through the unconfined compression tests on the sand soil cement with different cement ratio and different curing time,this paper analyzes variation of the unconfined compressive strength and modulus of strength of sand soil cement on the condition of soaking and un-soaking,and summarized the characteristic of stress-strain diagram of sand soil cement.

通过对不同水泥掺入比、不同龄期的水泥砂土在浸水和不浸水条件下的无侧限抗压试验,分析了浸水对水泥砂土的各项力学性能的影响,以及水泥砂土的无侧限抗压强度和模量随水泥掺入比及龄期的变化规律,并对水泥砂土全应力应变曲线的特性进行了总结。

For Semi-rigid materials built in different season with notable different performances,the strength under different temperature of cement gravel,cement and fly ash gravel,lime and fly ash gravel are measured.

针对不同季节铺筑的半刚性材料使用性能差异大,选取了3种集料级配、6个方案的水泥砂砾、水泥粉煤灰砂砾、二灰砂砾,对在不同温度条件下的强度增长特性进行了研究。

Research on the influence of property of composite cement mortar to silane coupling agents;

硅烷偶联剂对复合水泥砂浆性能的影响

Study on the properties of water-based epoxy resin modified cement mortar;

水性环氧树脂改性水泥砂浆性能的研究

Synthesis and effect on cement mortar of HBS lignin base epoxy resin;

高沸醇木质素环氢树脂-水泥砂浆复合材料的研制

The comparative experiment researches the main property of normal cement grout and polyurethane cement grout.

在现有材料基础上通过对比试验选定了一种新型无溶剂聚氨酯材料作为水泥改性剂,对比试验研究了普通水泥砂浆和聚氨酯水泥砂浆的主要性能,研究表明:采用相同水灰比,聚氨酯水泥砂浆与普通水泥砂浆相比,抗折、抗压强度降低,但抗渗性能和抗冻性能显著提高,同时,抗碳化性能有一定改善。