The origin of the deposit belongs to Quarternary eluvial placer type.
矿床成因属第四纪残积型。
In the Tathang and Yan Mountains, incised and meandering valleys formed in Quarternary.
太行山、燕山山地中的深切曲流河谷形成于第四纪。
HD-103 aloe genuine pearl plasm is quarternary ammonium compound formed from natural alkyl fatty acid.
HD- 103芦荟珍珠浆是采用天然烷基脂肪酸经季铵化而成。
The performance of period quarternary bipolar codes based on Family a is compared with that of binary bipolar codes usually to be used.
将A序列四相双极性码与常用二相双极性码的性能作了比较。
Conclusion: No interaction between fish and human Hbs. This will significantly contribute to understanding quarternary structure and molecular evolution of hemoglobin.
结论：鱼类血红蛋白与人血红蛋白之间没有互作，这一结果对了解血红蛋白的四级结构及分子进化都具有一定的意义。
Two stratigraphic units belonging to Cenozoic Group have. been found between the Permian System and the Quarternary Loess from Xiangshan hill terrain in Hancheng Mining Area.
在韩城矿区象山山地，于二叠系之上，第四系黄土之下，发现了两套属于新生界的地层单位。
In addition, the hydrophobic group of quarternary ammonium compounds was found playing a key role in the action of cationic surfactant on the whole cells and its intracellular enzymes.
此外，研究发现在该作用的过程中，阳离子表面活性剂的疏水基团起到了十分关键的作用。
The article touches upon the principle of displacement measuring system consisting of diode laser focusing lens, reflecting main scale grating, quarternary index scale grating photosensor.
系统由半导体激光器、聚焦镜头、反射式标尺光栅、四裂相指示光栅和光电接收元件组成。
There is a quite complete Neozoic strata in County Huo, the Fen River basin, Shanxi province. In the past some geologists studied Quarternary strata and history of the Fen River in the locality.
山西霍县地区为新生界地层出露较好的地区之一，对本区第四纪地层的划分及汾河发育历史问题，前人曾提出不同见解。
This research synthesizes a quarternary ammonium salt of honey, with the purpose that the honey can both retain the hydrophile of the glucide and gain new certain properties of cationic surfactant.
对蜜糖进行了季铵化合成，希望在保留糖类亲水性的同时具备阳离子表面活性剂的某些性质。
This research synthesizes a quarternary ammonium salt of honey, with the purpose that the honey can both retain the hydrophile of the glucide and gain new certain properties of cationic surfactant.
对蜜糖进行了季铵化合成，希望在保留糖类亲水性的同时具备阳离子表面活性剂的某些性质。
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