The structural features of the system, determination of initial pre-tension, dynamic functions, mechanical behaviors under load and the construction of main nodes, are introduced.
介绍了该体系的结构特点、初始预张力确定、动力特性、荷载作用下的力学性能,以及主要节点构造等。
A rapid reverse high performance liquid chromatography method based on the iso - propyl alcohol as an agent of pre-derivatization is developed for the determination of 2-acetoxyisobutyryl bromide.
以异丙醇为柱前衍生试剂,建立了反相高效液相色谱法间接测定2-乙酰氧基异丁酰溴的新方法。
The method of ICP-AES for simultaneous determination of Platinum and Palladium content in copper anode mud with lead fire assaying pre-concentration has been established.
采用铅火试金预富集,ICP - AES法同时测定铜阳极泥中微量铂和钯含量。
The working principle of KZDL -3fast sulphur determination device is pre sented. Its calibration method and notable matters in application are described by using examples.
介绍了KZDL-3快速智能定硫仪的工作原理,并以实例说明它的标定方法及使用中应注意的事项。
The present analytical methods and determining techniques, pre-treatment processes of samples, and the rapid and easily determination of pesticides remaining in vegetables were reviewed.
对目前蔬菜中农药残留分析检测方法及其前处理过程以及快速检测技术作了综述。
The method of determination, after L-cysteine pre-reduction, with microwave digestion-hydride generation-atomic fluorescence spectrometry was used to analyze the arsenic and stibium in dyestuffs.
采用微波消解-氢化物发生-原子荧光光谱法,用L -半胱氨酸预还原法,对染料中砷和锑进行了分析,讨论并确定了实验最佳测定条件。
A method for the spectrophotometric determination of trace Cu 2+ with flow injection liquid liquid extraction separation and pre concentration was developed.
用自制的分相器与流动注射仪联用,对有机相析出液- 液萃取光度法测定微量铜的流路参数和操作程序进行优化。
The present paper reports a rapid method for the determination of furfural (f) and 5-hydroxymethyl furfural (HMF) in pre-extraction liquors of lignocellulosic biomass based on UV spectroscopy.
提出了一种基于紫外光谱快速测定木质生物质预提取液中糠醛(F)和羟甲基糠醛(HMF)的方法。
The present paper reports a rapid method for the determination of furfural (f) and 5-hydroxymethyl furfural (HMF) in pre-extraction liquors of lignocellulosic biomass based on UV spectroscopy.
提出了一种基于紫外光谱快速测定木质生物质预提取液中糠醛(F)和羟甲基糠醛(HMF)的方法。
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