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A mutant library of subtilisin E containing random combinations of various mutagenized sites wasconstructed by one-round......

Multicast capability, including multicast address and multicast routing mechanisms, at the network layeris necessary in ......

为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......

When groundwater pollution occurs,to come up with an efficient remediation plan,it is particularly important to collect ......

基于轮式移动机械手的移动与操作间的关系和轮式移动平台的优化运动区域，提出了一个新的轮式移动机械手多点运动规划问题的优化准则......

In this paper,a compact difference scheme is established for the heat equations with multi-point boundary value conditio......

In this paper,a method of multipoint pseudorandom combined excita-tion with the orthogonal reciprocal repeated sequences......

Thickness,width,temperature,and profile are considered as control targets in process control of hot strip finishing roll......

详细介绍并分析了CNG/柴油双燃料发动机的天然气预混合供气、进气喷射、缸内直接喷气技术,指出了CNG/柴油双燃料发动机技术的发展......

In general, the seismic response analysis in earthquake engineering assumes that the vibration parameters of the target ......

The present study proposed a floating multi-body wave energy converter composed of a floating central platform,multiple ......

将优化方法中的遗传算法与高精度的CFD分析方法相结合,并将其引入到气动优化设计中.在引入实数编码机制的基础上,将遗传算法与线性......

针对三维机翼多点多约束气动反设计问题,基于伴随理论方法和粘性流雷诺平均N-S方程,通过粘性流数值模拟、伴随方程与梯度精确数值......

生物酶催化温度场实时测量系统,需要高速、同步的采集反应器皿底部的多点温度,为了满足系统高速同步多点测量的需求,使用ATmega128......

在传统的行波定位法的基础上提出了多点式行波故障定位法,该系统采用多点式故障检测方法,在输电线路上安装若干个监测装置,由监测......

为研究不同形式的多点边值问题的正解存在性，利用锥中的Avery—Peterson不动点定理，讨论一类二阶p—Laplacian方程多点边值问题多个......

提出了一种移动多点远程无线视频监控系统的设计方法.分析了该移动多点远程无线视频监控系统及其跟踪采集运动物体状况方面的特点;......

研究了具有p-Laplacian算子的多点边值问题正解的存在性,采用的工具是不动点指数理论....

针对受端多落点级联型混合直流输电系统发生交直流故障时,电流分配不平衡导致的功率反送、系统稳定性降低等问题开展研究,并提出改......

利用Mawhin的连续性定理及迭合度理论，在一定条件下，讨论了分数阶非线性微分方程耦合系统多点边值共振问题解的存在性，得到了解存在的......

Particulate composites are one of the widely used materials in producing numerous state-of-the-art components in biomedi......

在原柴油机的基础上，采用进气道多点电控顺序喷射单一气体LPG闭环控制并加装三效催化器系统，通过多项试验得到了改造后发动机的热负......

该文考虑了下面的具一维p-Laplacian算子的多点边值问题其中φ_p（s）=｜s｜~（p-2）s,p〉1,α_i〉0,β_i〉0,0〈sum from i=1 to m-1α_iξ_i......

To improve the combustor performance of multi-point injection combustion,lobe nozzle design was applied to the aero-engi......

为了实现不同土层温度实时监测,方便研究温度对农作物根系生长的影响,基于计算机技术和传感器技术,开发了多点土壤温度测量系统。......

塔机安全物联监控系统是智慧工地的重要组成部分。市场上的塔机安全监控产品质量参差不齐，突出表现在群塔防碰撞预警的漏报和误报。......

The wheel-rail contact problems, such as the number, location and the track of contact patches, are very important for o......

由于大型直缝焊管的特殊性，多采用三点弯曲多次矫直的方法修正其直线度。基于平面弯曲弹复理论及过弯矫直等价原理，给出基于管件初始......

采用稀薄燃烧方式,是降低发动机排放和改善经济性的有效手段.在以柴油机为原型机开发的单燃料天然气发动机中,对进气系统和燃烧系......

The present study explores the effects of void-reactivity feedback and neutron interaction on the nonlinear phenomena of......

为在作业中避免管线交叉,缩短管线调整时间,保证管线布设质量,采用打起部分水下管线,分段互换不同绞吸船之间管线的方法,同时在适......

In this article, we discuss the existence and uniqueness of solutions for a coupled two-parameter system of sequential f......

叙述了高频红外碳硫分析曲线绘制过程中存在问题及解决方法,并应用美国LECO CS-600红外碳 硫仪进行 多点曲线校正、回测和铁水试......

To improve the quality of multi-point die forming,a new approach using discrete steel pads was proposed.The formability ......

Airfoil is the element of fan blade design. It is strongly anticipated to design a fan of ave- raged high performance ov......