The opaque oil film reduces the quality of light and affects the sea-air exchange so that the sea reduce the oxygen yield which cause marine lives death of suffocation.
不透明的油膜降低了光的通透性，影响海区的海空物质交换，从而使海洋产氧量减少，海洋生物多被窒息而死。
Inadequate B12, found only in animal products, or folic acid can yield blood cells unable to carry vital oxygen to the brain.
只存在于动物性食物中的维生素B12缺乏，或叶酸缺乏时，机体合成的红细胞功能异常，无法为脑细胞供应至关重要的氧。
In this article the laser fluorescence spectra and the singlet oxygen relative quantum yield of hematoporphyrin and its derivatives are deter - mined.
本文测定了血卟啉及其衍生物的荧光光谱及单态氧的相对量子产额。
The results indicate that the laser fluorescence intensity and the singlet oxygen quantum yield of hematoporphyrin are better than others and they may be effective photosensitizers.
结果表明，血卟啉的荧光强度和单态氧的量子产额较高，它们均为有效的光敏剂。
Because of the low oxygen blowing intensity, long smelting period and low billet yield, the oxygen system is rebuilt in No.
天钢第二炼钢厂供氧系统供氧强度低，冶炼周期长，限制了铸坯产量的提高。
The oxygen activity of converter molten steel directly influences the yield of alloy and quality of steel.
转炉钢水中的氧含量直接影响合金收得率和钢水的质量。
This paper studies on the pretreatment with DTPA before oxygen delignification for the NS-AQ high yield chemical pulp of aspen.
对杨木ns AQ法高得率化学浆氧脱木素前的DTPA预处理进行了研究。
The invention applies to the tea crop production, which can improve the soil structure and provide adequate moisture, oxygen and nutrition to improve the yield and quality in tea crop cultivation.
本发明应用于茶树作物的生产，能够改善泥土的结构及提供足够的水分、氧气及营养，提高种植茶树作物的产量及质量。
The invention applies to the tobacco crop growth, which can improve the soil structure and provide adequate moisture, oxygen and nutrition to improve the yield and quality in tobacco crop cultivation.
本发明应用于烟草作物生长，能够改善泥土的结构及提供足够的水分、氧气 及营养，提高种植烟草作物的产量及质量。
Some electron donor was oxidized to yield oxygen gas.
某些电子供体被氧化产生氧气。
High yield, less waste, oxygen, carbon content are allowed in, for the next step of mono-crystalline silicon for the production of a high degree of quality guarantee.
良品率高、损耗少、氧、碳含量均在允许范围内，为下一步单晶硅片的生产提供了高度的质量保障。
Through two stages alkaline-oxygen pulping (alkaline soaking and alkaline-oxygen cooking), wheat straw pulp with high screen yield, high brightness and excellent physical properties is obtained.
麦草原料经过碱浸渍和氧碱蒸煮的两段氧碱法制浆可获得高得率、白度和高强度的纸浆。
Conclusions Neutrophils from neonates with isolated IUGR may be activated by some pathologic factors in uterus and yield an increased level of activated oxygen metabolism.
结论无明确诱因的宫内发育受限新生儿的中性粒细胞在宫内也可能被某些病理因素所激活，导致了细胞活性氧代谢水平的显著增高。
The results showed rare earth was effective as an inhibitor upon the degradation of carbohydrates during oxygen bleaching. The brightness, yield and strength properties of pulp were improved.
结果表明，稀土具有阻抑碳水化合物降解的作用，漂后纸浆白度和得率提高、强度性能有所改善。
The yield pseudoplasticity of slime was related to the content of oxygen containing functional group and mineral substance on the coal surface. Higher hydrophilicity of coal surface was...
料浆的屈服假塑性与煤表面活性含氧官能团和矿物质的含量有关，煤表面较高的亲水性有利于料浆屈服假塑性的改善。
The liquid yield rate can be up to 70%, and said biological oil is low in oxygen content, stable in oil quality, and is easily refined.
这种方法不但提高生物油的品质而且提高了生物质的综合利用效率。
The liquid yield rate can be up to 70%, and said biological oil is low in oxygen content, stable in oil quality, and is easily refined.
这种方法不但提高生物油的品质而且提高了生物质的综合利用效率。
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