Structure and Performance Characteristics of High-speed Random Type Nonwovens Carding Machine;
高速杂乱型非织造布梳理机的结构与性能特点
The Control Factor Analysis of High-speed BOPP Speciality Quality Index;
高速BOPP专用料质量指标控制因素分析
Application of Autoleveler Technology in High-speed Drawing Frame(The first Part);
自调匀整技术在高速并条机上的应用(上)
Mathematical Model Research of Close-loop Servo Feed System Based on CNC High Speed External Cylindrical Grinding Machines;
基于高速数控外圆磨床砂轮架伺服进给系统研究
Research on Ceramic Bearing for High Speed CNC Machine Spindle;
高速数控机床主轴用陶瓷轴承的研究
Implementation and development of high speed high precision control for CNC machine tools;
数控机床高速高精度化的实现方法及发展趋势
Suggestion is put forth regarding the production of hi-speed spindles.
分析了锭子振动的机理,介绍了国内锭子结构的研究现状,提出对目前生产高速锭子的改进建议。
Considering the fact that the conventional domestic rings is of poor anti-abrasion,short service life,fail to cater the hi-speed operation over 20 kr/min,research and development is done to the rings gaseous deposition hi-parity chrome rings.
针对国产钢领不耐磨、寿命短,不能适应20 kr/min以上高速现状,在研究国外名牌钢领的基础上,研制开发了超高硬度的气相沉积高纯铬钢领,试验指出高含铬、高硬度钢领可适应高速纺纱,寿命达5 a以上。
In the present study,using genetic algorithms and radius basis function neural network(GARBF),prediction modeling of friction behavior was established based on a measured database for DRA composites under high velocity and dry sliding condition.
对4种S iC颗粒增强铝基复合材料在5种速度和4种压力条件下进行了销-盘摩擦磨损试验,运用遗传神经网络技术建立了铝基复合材料在高速干滑动过程中的摩擦行为预报模型,并用该模型对铝基复合材料进行预报。
Based on the boundary layer theory, the numerical calculation is used to study the aerodynamic heat of the high velocity rocket.
研究了高速大长径比火箭弹在弹道飞行中由于气动加热而引起的温度分布,为设计提供参考数据。
This paper presents a new gas well testing analysis method considering gas well producing at constant pressure in infinite gas reservoir accounting for high velocity non-Darcy flow ef.
对于定压生产气井试井分析,由无因次产量的倒数和无因次时间构成的常规半对数图在考虑高速流动效应时需要进行修正。