英德
有道
百度
谷歌
图片
维基
百科
低标号混凝土
[建] weak concrete
low grade concrete
low grade concrete
- 研究以细磨镍冶炼水淬渣制备低标号混凝土的工艺。
The technology on low-grade concrete preparation with pulverized slag from nickel smelter is studied. - 与以往混凝土标号普遍较低的情况相比，现代混凝土的组分发生了变化，并往往具有早强、高强的特点。
Comparing with lower grade concrete in early years, a lot of characters have been changed for modern concrete, such as the changes of concrete composition, to solidify early and high intensity, etc. - 利用煤焦化副产物洗油合成了高效减水剂，该减水剂具有高减水率和早强性，可单独用于配制低标号商品混凝土；
Superplasticizer was synthesized by using coal coking byproduct washing oil which has high water reducing rate and excellent early strength.
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中国词汇量第二的英语词典
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