Abstract:The partial regularity of weak solutions of one kind of quasilinear ellipticequations was discussed, and the sufficient and necessary condition for regularity wasgive.

Abstract:考虑具有正负系数的—阶时滞微分方程，获得了它的每一解当ｔ→∞时趋于零的充分条件．

Abstract:Hydrogen adsorbability on Ni-Sepiolite catalyst for hydrogenation ben-zene was studied. With adsorbing hydrogen,various Ni-content catalyst prepared undervarious roast telnperature were explored. Desorption activation energy and desorptionkinetic equation

Abstract:Through the study of Schur complment and its property of partially negative matrix,several partitioned reduced order judgement methods of partially negativematrix are obtained.

Abstract:Variation method is used to treat the maintenance models where the minimal repair cost is a random variable,and its optimal policy is known as a cost limitmaintenance policy.The differential equation and the boundary value which satisfv theoptimal cost-l

Abstract:sing the nonlinear alterative of Leray-Schauder,we study the boundaryvalue problems for second order integro-differential equations of mixed type. Existenceprinciples and theorems are obtained.

Abstract:On the basis of the changes of conductivities and optical properties forpolymers after doping,the doping mechanism for polymers with nondegenerated groundstate is presented.Carriers are polarons and bipolarons along the polymer chains,and theconductance c

Abstract:A nove linear riotation cotling method was developed for simply and accu-rately expressing structural information of organic chemistry.Based on our previouswork for processing the functional groups,this part focused on the effective expressionand powerful

Abstract:Two-stage treatment of black liquor of rice grass by coagulation and ad-sorption is studied.The main influential factors of coagulation and adsorption are dis-cussed,and the basic technological parameters of comprehensive treatment are shown.

Abstract:How the residual stress in the surface layer of metals creats in powerfulbelt surface grinding has been analysed from the point of the thermal aspect of the pro-Cess with the purpose of finding a new representative grinding parameter.The mathe-matical mod

Abstract:To deal with the problems of traditional auto failure diagnosis,a newmethod diagnosing auto failure with artificial neural network is presented.Based on thetheory and principle of neural network,the practical model diagnosing clutch failure isconstructed

Abstract:A neural-based optimization algorithm for fault isolation in linear analogcircuits is developed.Based on Hopfield neural network,a circuit architecture of neuralnetwork for solving related analog circuit fault isolation problem is proposed.Themethod propo

Abstract:A family of active RC current-mode filters is presented which include asingle current-control-current-source(CCCS).fhese circuits are derived from the volt-age-mode circuits tlirough dual transformiation.New current-mode lowpass,highpass,bandpass,all pass

Abstract:For improving the starting ability and the adjustment to load of the parallel medium-frequency power supply,we introduced an integration rule to inverter con-trol,discussed the simulation results of the rule and the popular frequency adjustment-timing met

Abstract:A semi-energy method is used to analyse the elastic buckling behaviourof typical edge-stiffened plates.The solutions obtained have revealed the three kinds ofbuckling modes and characteristics,which are valuable for engineering practice.

Abstract:以三次Ｂ样函数作为速度时域函数，应用配点法，在任一时间步长中列出两个时刻的结构物运动方程式残值为零的条件，并使结果满足了稳定条件，得到一个计算结构物动力员应无条件稳定的计算格式。