Abstract:Using the analysis method, the N-Condition of the ID-homeomorphism is proved. A generalized Guass formula is obtained in addition.
Peng Jingcui , Chen Xiaohua , Zhang Gaoming , Jian Zhijian
Abstract:Based on the fact that obvious change of Raman spectra is accompanied by photochromism,this suggests that photochromism is the result of photo-induced structural change.The model for describing photo-induced structural change is presented.The mechanism of
Zhu Yuanbao , Zhong Kejun , He Shuange , Cao Zhixiang
Abstract:采用流通池光纤荧光光度法,对固定化乳酸脱氢酶(LDH)在静磁场作用下的催化活性进行了探讨.发现在0.084~0.230T磁场作用下LDH的催化活性明显降低,其降低值随磁场强度增强而增大,且与磁场作用的时间和pH值有关,而在25~40℃范围内,温度则无显著影响。
Abstract:A plan in that the standard capacitor has been replaced with SPWM invert dc capacitor is suggested.Analysing shows that in this plan the centrifugal switch is canceled,a continuously variable capacitance is supplied for the motor.The motor performance is
Cheng Jinfa , Chu Yuming , Gu Guangze
Abstract:Using the method of quadratic differential,we obtain that the Affine transformation in angle region is not an extremal mapping with its boundary values,and give explicitly an unique extremal Teichmller mapping with the same boundary values as the Affine t
Abstract:A multiplicative Schwarz algorithm for solving linear complementarity problem is proposed,in which subproblems are solved inexactly.The monotone convergence and the error estimation are obtained.
Abstract:We discuss a kind of space decomposition problem in domain decomposition method and generalize the space decomposition theorems for second order problems down to the spaces for fourth order prblems.The equivalence of uniformly overlapping condition and Ba
Wan Jiqing , Cheng Diping , Zhou Zhiren
Abstract:The HU-002 circuit was applied to secure the ROM,EPROM and EEPROM in pages.It can help the user's programme and data run in its own section and prevent the user from visiting other sections illegally.
Tang Guangfa , Jian Yiwen , Cheng Bin , Lu Wenhu
Abstract:应用k-ε湍流模型,对平原地区高架烟囱排烟的大气扩散现象做了数值计算,绘出了流场的速度矢量图及浓度等值线图。数值计算结果与风洞实验数据以及经验模式计算数据的定性比较表明,本文所用的数值计算方法是可行的。
Chen Youming , Chen Zaikang , Liu Shaofeng
Abstract:The accurate method to determine wall surface heat transfer coefficient,which is an important parameter in calculation for building energy consumption of HVAC system,doesn't exist by now.This paper first presents an experimental procedure to analyze wall
Jiang Zhongjin , Cai Kupin , Wang Jihui
Abstract:Based on the discussion about migratory principle of dissolved contaminants in rivers,a two-dimensional water quality model for pollutional zones in rivers is set up.By observation and test of the original,the model-calculated value and the observed value
Zhang Guoqiang , Chen Zaikang , Lou Changyu , Chen Youming
Abstract:A kind of computer testing system for dynamic heat flux and other thermal parameters is presented.The varying law and the influencing factors of the tested dynamic heat flux on the surface of building envelopes are discussed.
Zhang Zhengqi , He Xiaomei , Xiao Zhongliang , Xang Li , Li Yanfei
Abstract:在pH4.5缓冲溶液中,安眠酮在-1.17V处产生一灵敏吸附极谱波,利用此波可测定微量安眠酮,线性范围为1.0×10^-7 ̄1.0×10^-6mol·L^-1,检测下限为9.0×10^-8mol·L^-1,所提出的方法用于片剂及血清中安眠酮的测定,结果满意。
Guo Cancheng , Li ZhiPeng , Liang Benxi , Zhang xiaobin
Abstract:合成了三种具有不同电子排布的金属卟啉,TPPFe(Ⅲ)Cl,TPPCo(Ⅱ)和[TPPFe(Ⅲ)]2O,并用它们模拟细胞色素P-450单充氧酶在温和条件下催化环己烷的氧化反应。结果表明,金属卟啉的仿生催化性能与它们的磁场性质有关。对PhIO氧化环己烷的反应,具有低自旋排布的TPPCo(Ⅱ)和由于反铁磁耦合而呈现抗磁性的[TPPFe(Ⅲ)]2O没有催化性能,而高自旋排布的TPPFe(Ⅲ)Cl具有催化
Mei Huanmou , Liu Zhong , Huang Bailing , Liu Caiqun
Abstract:从水溶性润滑添加剂的分子设计观点出发,把可水溶的油性剂丙二酮导入极压剂二烷基二硫代磷酸,合成了O,O-二烷基-s-(烷基-w-二羧酸)二硫代磷酸酯,测试结果表明,这是一类新型的、性能优良的水溶性润滑添加剂。
Abstract:Using the direct differentiation method,a design sensitivity analysis method for the steady state dynamic response of elastic linkages is developed.This method does not suffer the round-off and truncation errors that plague the finite difference sensitivi
Yang Jincai , Liu Fu , Jin Chang , Lan Hong
Abstract:A new way to abstract the flaw signal of chain element's slice in optics is presented.The way is to measure the width of diffuse reflection from the flaw of the slice in sliding,and obtain the information we need,using He-Ne laser of 6328 as light source
He Yigang , Luo Xianjue , Qiu Guanyuan
Abstract:A new neural-based approximation method for fault diagnosis of analog circuit is developed.The corresponding neural networks are also proposed.The most likely faulty elements can be isolated with less computing time as well as only one optimizational proc
Ouyang Honglin , Huang Zuyin , Zhu Hongxing , Tong Tiaosheng
Abstract:f a 8098 microcomputer to control the valve drived by motor in the NH3 synthetic tower are discussed, and main interface circuits are given, the control equipment has been used in a live system.
Abstract:The state-of-the-art on the seismic response analysis in time-history method for large-span highway beam bridges, and structures related with them,is discussed and summarized in detail.It is focused on the following aspects:1)The effective algorithm of no
Abstract:The procedure,the main points and the methods of the inspection for the reinforced concrete chimney are discussed in detail.According to the inspection datum, the degree of the reliability is valuated based on reinforced concrete chimney's destruction.
Abstract:Axisymmetrical bifurcation buckling of multilayer composite circular cylindrical shells under axial compression is discussed.Based on the Donned equations, the method of displacement and complex number is extended to this problem according to reference[2]
Abstract:A complete trial funcation is given and the solution for bending problem of cantilevered triangle plates subjected to unsymmetrical concentrated loads is obtained by least square method.