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- low alkaline concentration 低碱浓度
- The sulphoaluminate cement had a relatively low alkaline hydrated product and was suitable for glass fibre reinforced cement composite. 硫铝酸盐水泥水化产物碱性较低，适合于制作玻璃纤维增强水泥基复合材料。
- A new type of sound absorbing materials mainly made from low alkaline cement and expanding pearlite has been investigated on the basis of sound absorption principle. 摘要以低?A水泥和膨胀珍珠岩为主要原料，辅之以分散性良好的增强剂聚丙烯纤维，研制出一种新型吸声材料。
- It is discussed for the effect of types of surfactants and concentrations,alkaline concentrations,salinity,polymer,crude oil fractions,bivalent cation,non-ionic surfactants on interfacial tensions. 探讨了表面活性剂种类和浓度、碱浓度、矿化度、聚合物、原油馏分、二价阳离子和非离子表面活性剂对界面张力的影响。
- Production of low alkaline cement for the road of airport 机场跑道用低碱水泥的生产
- The low alkalinity sulphoaluminate cement is one kind of ordinary sulphoaluminate cement series, and mainly used for GRC manufactures. 低碱度硫铝酸盐水泥是硫铝酸盐水泥系列中的一个品种,是GRC制品的主要原材料。
- The government is trying to keep a low profile on this issue. 政府力图在这个问题上保持低姿态。
- The singer forced his low notes. 那位歌手勉强唱出低音。
- 50 mol/L alkaline concentration for 2 h,the yield of chitosan from dry aspergillus strain reached 7. 本文使用培养基发酵产生黑曲霉菌体,采用机械破碎与酸碱交替结合,从菌体中提取几丁质制备壳聚糖。
- He because of bashful but low head. 他因羞愧而低下了头。
- The ship lay keeled over at low tide. 那艘船因退潮而倾覆。
- My home town lies low in a hidden valley. 我的家乡位于一个隐蔽的山谷里。
- Several lower alkalinity and small addition concrete expansion agents were prepared with different raw materials. 摘要利用不同的原料配制了多组低碱低掺型混凝土膨胀剂。
- Low grades are getting Hellen down. 低分数使海伦闷闷不乐。
- After a brief rally share fall back to a new low. 股票经过一次短暂回升后回落到一个新的低点。
- Talking in a low voice were a man and a woman. 低声讲话的是一男一女。
- The compressive strength of lower alkalinity steel slag autoclaved product decreases when mixed with pyrite tailing alone. 单独掺入硫铁尾矿，低碱度钢渣蒸压制品的抗压强度下降。
- Judy bent her face low over the notebook. 朱迪把脸凑近笔记本。
- The food should be kept at low temperature. 这种食品应低温保存。
- The publisher paid his hacks low. 出版商付给他雇佣的文人很低的费用。
