反相
- 与 反相 相关的网络例句 [注:此内容来源于网络,仅供参考]
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If an uncompensated amplifier is used, compensation is calculated
同。如果使用了没有内部补偿功能的OP,应该在简单反相器的带宽的基础上计算补偿量。
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If an uncompensated amplifier is used, compensation is calculated on the basis of this bandwidth as is discussed in the section describing the simple inverting amplifier.
如果使用了没有内部补偿功能的OP,应该在简单反相器的带宽的基础上计算补偿量。
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The first kind of method includes voltage divider of a double resistor and an output amortize; The 2nd kind of method includes an inverter that has very big attenuation.
第一种办法包括一个双电阻分压器和一个输出缓冲;第二种办法包括一个存在很大衰减的反相器。
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In the polymerizing water soluble monomers were reaction system , polymerized by using potassium persulfate as initiator, cyclo-hexane as the continuous phase , N,N ′- methylenebisacylamide as the cross-linking agent, and CMC, Span-80,Wool Fat as the disperser.
反相悬浮聚合法因具有反应易于控制、产物呈小颗粒状、后处理容易等优点[4 ] ,是近年来丙烯酸、丙烯酰胺等水溶性单体聚合时较多采用的方法之一。
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Our analyses show that for the zonally averaged data, in the tropics and subtropics most of zonal anomalies of basic atmospheric fields and quantities related to the energy cycle take on obviously opposite changes between warm and cold events, which does not happen in the middle- and high-latitude regions.
结果表明:对于纬向平均资料来说,冷、暖事件在热带和副热带地区的大气环流相关量的反相变化特征非常清晰,中高纬地区并不明显。
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MethodsThe FTIR was utilized to investigate the different parts of Abrus cantoniensis, the secondary derivative spectra and semi-quantitative analysis were used to analysis difference constituents of different parts of Abrus cantoniensis,.
目前,研究鸡骨草的化学成分主要采用紫外分光光度法、反相高效液相色谱法等[4~7],这些方法前处理过程复杂、耗资多,很难直接应用于鸡骨草药材质量的快速评价。
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Hydroxyapatite acerate nanoparticles with mean size ranging form 20~50nm are synthesized by the impinging stream devise using emulsion systems consisting of aqueous phase, cyclohexane as the oil phase and OP-10, n-octanol as the nonionic surfactant in definite pH value.
在一定pH值条件下,采用水溶液/环己烷/OP-10/正辛醇四元反相微乳液体系并结合撞击流技术制备出粒径为20~50nm的针状纳米羟基磷灰石晶体。
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The forth part is a review about the progress of studies on the chemical constituents from Belamcanda chinensis and Iris species. Fifty-three compounds were isolated from Rhizoma Belamcandae, the rhizomes of B.
采用正、反相硅胶柱层析、凝胶柱层析、薄层制备及HPLC等各种分离方法,从三种药用植物中共分离出68个不同的化合物,其中61个的结构得得以鉴定,另外4个化合物的结构正在鉴定中,3个由于量少且有点杂质未作进一步的鉴定。
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We also studied on the method for simultaneous determination of the contents of 4 active constituents in Bidens parviflora Willd.by Rp-HPLC.Both researches provide quality control method for Bidens parviflora Willd..
也研究了用反相高效液相色谱同时测定小花鬼针草中四种成分的含量的方法,为小花鬼针草药材的质量控制提供了一定的理论依据。
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ObjectiveTo establish a method for determination of chlorogenic acid in Blumea riparia DC. by HPLC.
目的用反相高效液相色谱法建立滇桂艾纳香中绿原酸的含量测定方法。
- 推荐网络例句
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The split between the two groups can hardly be papered over.
这两个团体间的分歧难以掩饰。
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This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.
这种做法不仅鼓励了更多的反应,而且减少跟风的可能性。
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The new PS20 solar power tower collected sunlight through mirrors known as "heliostats" to produce steam that is converted into electricity by a turbine in Sanlucar la Mayor, Spain, Wednesday.
聚光:照片上是建在西班牙桑路卡拉马尤城的一座新型PS20塔式太阳能电站。被称为&日光反射装置&的镜子将太阳光反射到主塔,然后用聚集的热量产生蒸汽进而通过涡轮机转化为电力