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- Polymers sk 4 could well affect soil water supply and moisture holding capacity at a fraction of 5 10 -3 . However, exorbitant concentration of polymers did not improve water supply capacity of soil. By contrast to, will compote water with plant. 保水剂sk 4在w =5× 10 -3 即能达到较理想的保水和供水效果 ;浓度过高仅仅增加土壤残余含水量 .
- There is a concentration of people in big cities. 大城市人口集中。
- Both the concentration of polymer and salinity of solution affect the degree of molecule association. 浓度和矿化度均会影响聚合物分子的缔合程度。
- On the basis of theoretical analysis and the statistics of actual production data, we find out the exponential relationship between the concentration of polymer solution and the distance to injection well. 在理论分析和实际生产数据统计的基础上 ,确定了聚合物溶液质量浓度与其到注入井距离之间的变化呈现指数关系 ,且聚合物溶液幂律指数与聚合物溶液的质量浓度之间也呈指数变化关系 ;
- Research results show that: for solvent with a high concentration of electrolytes, molecule chains of polymer coil, clew dimensions are small, and flow resistance in porous media is also small. 结果表明，在一定浓度范围内，溶剂水中电解质浓度愈高，聚合物分子链收缩卷曲程度愈严重，分子线团尺寸愈小，能够进入的岩石渗透率愈低。
- What is the concentration of salt in sea water? 海水中盐的含量是多少?
- S is the concentration of unpaired nucleotides. S是不配对的核苷酸的浓度。
- The concentration of ethylene is on the high side. 乙烯浓度偏高。
- L-1 was the optimal spraying concentration of. L-1为最佳喷施浓度。
- Q: Does the testing need concentration of the mind? 问:测试时需要集中精神吗?
- They strongly recommended concentration of offer. 他们极力建议集中报盘。
- The exercises demand great concentration of mind. 这种练习要求全神贯注。
- Test Method for Dilute Solution Viscosity of Polymers (08. 高聚物的稀释溶液粘度的试验方法(08。
- Having a high concentration of acid. 酸性的含高浓度酸的
- EHC polyurethanes belong to a group of polymers called elastomers. 依合斯聚氨酯产品属于弹性体。
- Effect of polymer injection rate on EOR. 注聚合物速度对提高原油采收率的影响
- The status of polymer solid alloy was analyzed. 报道了高分子固体合金的研究现状。
- Hydrolysis of polymers if often catalyzed by traces of acids or bases. 正和它们的低分子量的类似物一样，微量的酸或碱常能促进聚合物的水解。
- Low concentration of CDCA does not damage the liver function. 低浓度 CDCA不损害肝功能。
- Freckles are simply concentrations of melanin. 雀斑不过是高浓度的黑色素。
