... 程度接地极 horizontal electrode 降阻剂 resistance reducer 应用主筋作引底线 main reinforcing bar used as down-led conductor ...
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Discussed initially the mechanism of polycarboxylic water-reducer improve performance of cracking-resistance of concrete.
初步探讨了聚羧酸减水剂提高混凝土抗劈裂性能机理。
The influence of activator on strength and free linear dilatability and sulfate resistance of chemical waste gypsum - fly ash new road building material as well as action of water reducer are studied.
研究了激发剂对化工废石膏—粉煤灰新型道路建筑材料的强度和自由线膨胀率等性能的影响，以及减水剂的作用和新型道路建筑材料的抗硫酸盐侵蚀性能等。
The experiment showed that the copolymer filtrate reducer is pretty good in depressing the filtration rate, collapse prevention, reservoir protection, thermal stability and resistance salt.
试验表明，本文合成共聚物具有良好的降滤失、防塌、保护油气层性能，抗温、抗业污染能力强。
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