DUAN Jing hua , WANG Ke min , HE Xiao xiao , TAN Wei hong , LIU Bin , HE Chun mei , MO Yuan yao , HUANG Sha sheng , LI Du
Abstract:The synthesis of fluorescent pH sensitive nanoparticles and the application of monitoring the intracellular pH in real time were described.A novel fluorescent core shell nanoparticle was developed by encapsulating the fluorescein isothiocyanate into sil
Abstract:在一般局部凸空间X中,通过X中的有界集B,我们构造了新的有界集B^∪以及由B^∪组成的有界集族B^∪,利用^∪中有界集的良好性质,得到了X的强对偶空间X^*可距离化的一个充要条件。并由此证明了:由Xn所构成的严格归纳极限空间X的强对偶空间X^*可距离化的充要条件是诸Xn^*都可距离化;(LB)空间X的强对偶X^*可距离化而(LF)空间X的强对偶X^*不可距离化;广义函数空间D^*(Ω)和E^*(Ω)都不可距离化。
ZHANG Zhong zhi , XIAO Qing feng
Abstract:The least squares solution of inverse problems of generalized skew symmetric matrices and It's optimal approximation problems are discussed. By using the method of matrix singular values decomposition,the general expressions of the least squares soluti
Abstract:A kind of linear identification method for ARMA model is presented.This method can give unbiased estimation of ARMA model parameters through two times of AR model parameters estimating,and the algorithm of AR model parameters estimating is linear.The iden
SHENG Guo gang , PENG Xian , ZHAO Bing
Abstract:The dynamic equation and boundary condition of the rotating flexible beam carrying a concentrated mass at its free end ware derived. The rotating beam with a varying angular velocity undergoes a vertical base excitation and a horizontal base excitation. B
CHEN Ding , CHEN Zhen hua , CHEN Gang , HUANG Pei yun
Abstract:TiAl, NiAl and FeAl system intermetallic compounds nanometer powders were fabricated by a novel patent solid liquid reaction milling technology. The so called solid liquid reaction milling is to prepare intermetallic compound powders by reacting the mi
Abstract:The self cleaning glass coated Fe TiO 2 photo catalytic thin film was prepared by sol gel process from the system Ti (OC 4H 9) 4-NH(C 2H 4OH) 2-C 2H 5OH-H 2O containing FeCl 3. The microstructure and the properties of the films were studied
LUO Shen lian , LIAO Jian pei , HUANG Sha sheng
Abstract:The electrochemical characteristics of organotin on the platinum electrode were studied by cyclic voltammetry, rotating disk electrode and other methods. The catalytic behavior of the platinum adsorbed with organotin was also studied. The results show tha
LI Yu shu , LIU Ning yi , LIU Yan xiang , LIU Xing , LI Ying
Abstract:The preparation of brow stains of following types was described: (1) ZnFeCrO 4; (2) partial ZnO of ZnFeCrO 4 replaced by FeO or FeO+NiO; (3) partial Fe 2O 3 or Fe 2O 3+Cr 2O 3 of ZnFeCrO 4replaced by Al 2O 3. The synthetic process and the cryst
DENG Zhao hui , ZHANG Bi , SUN Zong yu
Abstract:In this paper, the grinding force of precision grinding process of nanostructured ceramics (n WC/12Co) coatings with diamond grinding wheel is studied in detail. The grinding force of conventional ceramic (c WC/12Co) coatings is also studied experiment
LI Mei lin , LI Yi qiang , XIE Hui min , TIAN Dan
Abstract:The method of vehicle engine vibration test was discussed. The vibration of model 6105Q 1C vehicle diesel engine fitted on the laboratorial bed is tested and analysised.It was found that the vibration of the head and crosswise of diesel engine are rathe
GONG Jin ke , YANG He zhou , LIU Zuo rong , TAN Kai , ZHOU Li ying
Abstract:在介绍和分析发动机电喷控制系统原理的基础上,对NISSAN NA20S化油器式发动机进行了电喷改造研究。通过发动机的改进设计和电子控制汽油喷射系统的采用以及匹配实验,使该机的动力性和经济性明显改善,其排放已达到欧Ⅱ排放标准。本研究表明,在现有化油器式汽车上直接进行电喷改造是可行的。
Abstract:To enable an assembly to be operated in CAD, it is necessary to create a valid and appropriate data structure of an assembly model. By disassembling an assembly, an assembly data structure model represented by binary tree is constructed. An assembly seque
XIE Hong , HE Yi gang , WU Jie
Abstract:A kind of method and procedure for determination of an optimum set of testable components in the fault diagnosis of analog linear circuits under K fault hypothesis is presented. The proposed procedure is the first step of fault diagnosis, which has no re
MENG Zhi qiang , HE Yong zhi , PENG Yong jing
Abstract:A new starting method for SCR induction heating inverter with series parallel resonant load,named as magnetizing to the load,is developed.Utilizing a simple magnetizing circuit,the method delivers a magnetic energy 12 LI 2 0,which compensate the ene
ZHOU La wu , FAN Rui xiang , HUANG Shou dao
Abstract:The energy balances of the doubly fed synchronous machine (DFSM) was described. The proposed method is based on the principle which considers that the electro-mechanical conversion takes place between the stator circuits and the machine shaft, so that the
Abstract:When the motor is disconnected from the supply, the induced voltages in the stator windings will be affected directly in the case of any broken bar. Based on it, a new method was proposed to detect the broken rotor bars according to the high order harmoni
ZHAO Ming hua , CHEN Yan ping , CHEN Chang fu , YANG Yu
Abstract:Traditional circular sliding plane method doesn't consider the influence of reinforced materials to the stability of weak subgrade and the results tend to be conservative.By analyzing and comparing the reinforcement mechanism and the failure mode of weak
YU Jian , ZENG Guang ming , HE Yuan chun , REN Wen hui , ZHANG Chang
Abstract:The research examined the results of micro polluted drinking water biofiltration. The results show that the biofiltration can effectively remove assimilable organic carbon(AOC),biodegradable dissolved organic carbon(BDOC),ammonium,iron,manganese and turb
Abstract:There are three calculating formulas of the friction factor of UPVC water pipe,but its results are too far apart.The calculating formula of the friction factor of UPVC water pipe is developed by systematic experiment of UPVC water pipe made in our coun
DING Zhuo ping , BAO Jin song , DING Li xing
Abstract:The situation of buildings energy consumption and the standardization of buildings energy efficiency were introduced. The basic model of software development for buildings energy efficiency was proposed. The model consists of in/out module,engineering d
TANG Guang fa , ZHAO Fu yun , ZHOU An wei
Abstract:Authors construct physical and mathematical models of an urban residential district,CVM method is applied to discrete the goveming equations,SIMPLE method is adopted to compute the coupling of velocity and pressure,residential buildings immerged in the ai
ZHANG Ling , YIN Ying de , TANG Guang fa , DENG Qi hong , ZHANG Nan
Abstract:The present work is aimed at investigating the scope of the numerical prediction method in solving conjugate type of problems,where conduction plays an important role,simultaneously with convection.The continuity,momentum and energy equations are simultan
DUAN Zheng hua , QU Wei lan , XU Ying
Abstract:The transportation control of the real time information based on the reliable multicast (RM) protocols was discussed.Because the real time information require the higher for the delay and vibration,and the lower for the reliability,the Power Router fit fo
YU Jian she , LEI Guang long , GUO Zhi ming
Abstract:The qualitative behavior of nonhomogeneous interest rate versus amount of circulating fund model was studied.In the case that the whole network consists of two or three nodes,by analysing solutions to the equation,the relation betwen the instant interest
Abstract:It is showed that the introduction of concept of Game with Communication can both greatly simplify the game model and make the analysis of equilibrium solution easier from two aspects of strategic form game with communication and Bayesian game with commu
Abstract:Based on quality ladder model,together with the introduction of SZ model,this paper discusses the R&D efforts of enterprise and relevant goverment R&D policy under the assumption of diminishing returns to scale of firm's R&D,thus puts forward that we can