Hasse invariant是什么意思

网络释义

用法例句

We analyzed the electro-hydraulic proportional variable displacement piston pump from three aspects of its structure,control principle and mathematical model,and compared the main characteristics of an open-loop controlled pump with a closed-loop controlled pump.

从结构、控制原理和数学模型等3个方面对开环和闭环电液比例变量柱塞泵进行分析,比较二者的主要性能特点。

A closed-loop variable piston pump can satisfy the requirement of a modern high performance plastic injection machine because it has many advantages such as high control precision,good following and dynamic performance.

电液比例斜盘式轴向变量柱塞泵除了具有传统液压系统的优点外,还具有很高的控制精度、良好的跟踪特性和快速准确的响应性能,可以满足当代高精度注塑机动力系统的要求。

Development of Assembly Line for Swash-Plate Axial Variable Displacement Piston Pump;

斜盘式轴向变量柱塞泵装配线的研制

An Experimental Study of Closed-loop Electro-hydraulic Proportional Variable Piston Pump

电液比例闭环变量柱塞泵的实验研究

Research on the Variable Displacement Piston Pump with Electrohydraulic Proportional and Load-sensitive Control;

电液比例负载敏感控制变量柱塞泵技术研究

Development of the Variable Displacement Piston Pump with Electro-hydraulic Proportional and Load-sensitive Control;

电液比例负载敏感控制变量柱塞泵研制

Research on Pressure Compensated Valve of Electro-hydraulic Proportional Variable Piston Pump

电液比例变量柱塞泵中压力补偿阀的研究

The study of reducing port plate’s noise in axial piston pump based on the matlab simulation

压力补偿控制型变量柱塞泵配流盘降噪研究

Studying of the Piston of the Axial-Piston Variable Displacement Hydraulic Pump Based on the Modern Design Method;

基于现代设计方法的轴向柱塞变量泵柱塞的研究

Design and Research of Complete Constant-Power Variable Displacement for Radial Piston Pump;

径向柱塞泵完全恒功率变量机构的设计与研究

A description of the A4VSO constant-pressure,variable axial plunger pump and its application in the wide-plate mill at SISG

A4VSO型恒压变量轴向柱塞泵及其在韶钢宽板厂的应用

displacement pump

往复式泵，活塞泵，柱塞泵，排代泵

Calculation of Annular Clearance Leakage for the Plunger and Pump Barrel of Sucker-rod Pump

抽油泵柱塞和泵筒环隙漏失量计算的新公式

Influence of elastic deformation on lubricating characteristics of port plate pair of axial piston pump

弹性变形对轴向柱塞泵配流副润滑特性的影响

Analysis of the Real Flow Characteristic for the Swashplate Axial Piston Pump with Speed Adjustable

转速可调斜盘式轴向柱塞泵实际流量特性分析

Study on Flow Ripple and Valve Plate Optimization of Axial Piston Pump

轴向柱塞泵流量脉动及配流盘优化设计研究

Research on Actual Flow and Pulsation of the Axial Piston Pumps

轴向柱塞泵实际流量及脉动系数的理论研究

NC programming of cam profile curves of constant flow pump by least squares

等流量柱塞泵凸轮轮廓的最小二乘法数控编程

Real-time Measurement on Lubrication Characteristic Parameters of Plane Port Pair in Axial Piston Pumps

轴向柱塞泵平面配流副润滑特征参数实时测量

Solve the downgoing resistance of pump plunger based on dimensional analysis

基于量纲分析法求抽油泵柱塞的下行阻力