drag是什么意思

网络释义

用法例句

The Application of Euler Equation in The Traction Force's Calculation About Traction Drive Elevator

曳引驱动电梯是由钢丝绳和曳引轮槽之间摩擦而产生曳引力来驱动轿厢作上下运动,钢丝绳对曳引轮的摩擦关系式符合欧拉公式。

In this paper the causes of ordinary breakdowns in the running of traction elevator under the control of M-B computer are analyzed.

就M—B微机控制方式的曳引电梯在运行过程中常见的运行故障,门区故障、门系统故障、操作系统及显示系统故障原因进行了分析,提出了简单易行的排除方法。

Cone enveloping cylindrical worm in traction machine as instance, theoretical analysis on cylindrical worm transmission has been theoretically analyzed, and efficiency test and load capability test of traction machine with YJ240 cylindrical worm have been done on open power gear experimental instrument.

以曳引机用锥面包络圆柱蜗杆为例,对圆柱蜗杆传动的啮合进行理论分析,并在开放功率流式齿轮试验装置下,对YJ240型圆柱蜗杆传动曳引机的效率和承载能力进行科学实验。

coefficient of viscous traction (=Trauton's coefficient)

拉伸粘性系数,粘性曳引系数

Research on Gearless and Tractive Oil Pumping Unit with Permanent Magnetic Synchronous Machine;

永磁同步无齿轮曳引式抽油机的研究

The Research of Design, Manufacture and Application of Worm Pair Elevator Traction Machine;

蜗轮副曳引机的设计制造与应用研究

Mechanical Property Analysis of GETM12P60 Permanent-magnet Synchronous Traction Machine

GETM12P60永磁同步曳引机的机械性能分析

The Application of Euler Equation in The Traction Force's Calculation About Traction Drive Elevator

欧拉公式在电梯曳引力计算中的应用

The tractor has made deep furrows in the loose sand

曳引机在松软的沙土上留下了深深的车辙

The tractor has make deep furrow in the loose sand.

曳引机在松软的沙土上留下了深深的车辙。

Study on Dynamic Characteristics of High Speed Tractive Elevator and Its Simulation Software Development;

高速曳引电梯动态性能与虚拟仿真平台的研究

Study on Dynamic Characteristic of Tractive Elevator and Its Simulation Software Platform Development;

曳引电梯动态特性研究及其仿真平台开发

The Application of Fuzzy Control in the Driving System for PMSM Elevator;

模糊控制在PMSM电梯曳引驱动系统中的应用

Design of Transmission System of Traction Oil Pumping Unit and Finite Element Analysis of the Key Part;

曳引式抽油机传动系设计及关键件有限元分析

Design and realization of measure system for gearless permanent magnet synchronous traction machine for elevator;

电梯用无齿轮永磁同步曳引机测试系统设计

Research on the Energy Simulation Model of Traction Elevator Based on Dynamic Measurement

动态测量建立曳引电梯的能耗仿真模型

Time-varying element model of high-speed traction elevator and its horizontal vibration response analysis

高速曳引电梯时变元模型与水平振动响应分析

"Barns are named according to their purpose (e.g., hog Barns, dairy Barns, tobacco Barns, and tractor Barns)."

仓舍按其用途命名,如猪舍、乳牛舍、烟草室和曳引机库等。

Traction motor in elevator actually was an AC non-synchronous motor.

电梯中的曳引电动机实际上就是一台交流异步电动机。

Study on Dynamics and Parameter Optimization Method of a Traction Elevator System

曳引电梯系统动态理论及动力学参数优化方法研究

A New Method on Rotor Position Detection and Parameter Identification for the Pms Traction Machine;

永磁同步曳引电动机磁极位置检测和参数整定新方法