euphotic layer,euphotic zone是什么意思

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The article discuss the application prospect of light composite material ,domestic and international study progress, the transparent raw material of glass reinforced plastics forms , structural feature, the structure of mezzanine development condition.

论述了透光复合材料的应用前景,国内外的研究进展,透明玻璃钢原材料的组成、结构特征、夹层结构的发展状况等。

The recent progress in the fnctional high performance polymers and their uses as separating membrane, conductive polymers, nonlinear optics and transparent materials is described.

对高性能聚合物功能化及分离膜、导电、非线性光学、透光材料等功能材料的研究进展作了较为详细的介绍。

Studies on the Relations between the Plant Stem of Wheat and the Field Transmittance;

小麦株型与田间透光率关系研究

The phase constitution,surface morphology as well as the ultraviolet-visible(UV-VIS)transmittance and bandgap of the films were investigated by means of X-ray diffractometry,scanning electron microscopy and UV-VIS spectropho- tometry.

随退火时间的延长及CeO_2含量的增加,复合薄膜表面的球形晶粒数量增多,尺寸增大,且复合薄膜的透光率增加,禁带宽度减小。

The transmittance of samples was examined by an UV/VIS spectrophotometer.

用原子力显微镜(AFM)分析了射频磁控溅射工艺参数(功率、压力、时间)对ZnO透明薄膜微结构的影响,并用分光光度计分析了样品的透光率。

The addition of nucleating agent into PP to improve it's clarity is expounded; the influence of different dosage on the transparence of the articles and the optimum dosage of other additives are studied, the optimized recipe of special PP compound is determined.

文中阐述了在聚丙烯中加入成核剂以提高PP的透明性;研究了成核剂的不同用量对制品透光率及机械性能的影响以及其它助剂的最佳用量,确定了透明聚丙烯专用料的优化配方。

The filtration speed, the yield, DE value and transparence of sugar liquid from these two crafts were measured and analyzed.

通过对比分析两种工艺流程所得糖品的过滤速度、DE值、出品率、透光率等可知,本研究所确定的工艺具有用水量少,液化、糖化时间短等优点,用水量由原来的6∶1降为3∶1,液化时间由原来的0。