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The concentration of water in phenol is determined according to ASTM D1631.
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酚的水浓度被依照美国材料试验学会D1631决定。 |
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The concentrations of ammonia and nitrate in water-sediment interface varied seasonally.
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水－沉积物界面氨氮和硝态氮含量呈现明显季节性变化。 |
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The concentrations of elements in the comet varies tremendously between particles.
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元素在彗星颗粒间的集中有着极大的差别。 |
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The concentrations of nitrogen, phosphorus, copper, lead and COD were relatively high and increased year by year in the large waters of the estuary.
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分析认爲城市污水排放贡献了大量的氮、磷，但未对重金属污染造成明显影响。 |
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The concentrations of the virus in saliva are so low that nobody has ever been infected from saliva.
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唾液里的病毒含量很低，没有人曾经通过唾液感染。 |
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The concentrator is adopted in solar energy systems, and it also may find applications in undersea laser communications.
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复合抛物面型集光器已用在太阳能装置中，它也能在激光水下通信中得到应用。 |
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The concept and characteristics of four fundament SDCP，which are continuous replenishment, close cooperation, coope ration and ordinary，are presented for illustration.
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给出了连续补给型、紧密协作型、协作型、一般型四种基本供需协作模式的概念、特点及适用场合。 |
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The concept and developing process of pressure straightening have been introduced with analysis of the problems in the research of pressure straightening technology and its developing trend.
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摘要阐述了压力校直的概念及发展过程；分析了压力校直技术研究存在的问题；并提出了压力校直技术研究的发展趋势。 |
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The concept and meaning of clearance; Function and regulation of aldosterone; Secretion of H＋、NH3、K＋; Micturition reflex.
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清除率的概念及测定意义；醛固酮的作用和调节；H＋、NH3、K＋分泌；排尿反射。 |
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The concept and practice of the sustainable healthy development of Nanjing urban rail transit construction are comprehensively expounded from four aspects: the mode of financing, the mode of operation profit, the mode of project construction, the mode of
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摘要从筹融资模式、运营盈利模式、工程建设模式和内部管理模式四个方面，全面阐述南京城市轨道交通建设可持续健康发展的理念与实践。 |
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The concept and technological system of green mining is put foreword and the developing trends of green mining are pointed out.
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本文提出了绿色开采的概念和绿色开采的技术体系，指出了绿色开采的发展趋势。 |
