查询词典 hydraulic drive

Based on the ESand modern design methods such as FEM, structural optimization etc., a set of software about the CAD of hydraulic cylinder for hydraulic press is developed.

本文针对液压机用液压缸，在AutoCAD R14平台上开发了一套以专家系统和优化设计为支撑软件的液压缸CAD系统——《YYGCAD2.0》。

This paper presents the expressions of energy consumption in two types of blank holding: the conventional hydraulic cushion and cushion-compensating cylinder in single-action deep-drawing hydraulic press,and shows through comparison that the energy consumption in the latter one is far less than that in the former one.

用能量法推导了单动拉深液压机的两种压边方式即传统液压垫压边方式和液压垫—补偿缸压边方式的能量损耗表达式，以此为基础对两种压边方式产生的能量损失进行比较，结果表明后者远小于前者。

Our products mainly include all kinds of electric and hydraulic windlass and capstan used in oceanographic ship,all kinds of electric,hydraulic and pneumatic crane,crooked arm crane,telescopic crane,oil davit,wave compensate crane,electric hoist cantilever crane and so on,and steering gear,block,boat landing equipment,elevator for kitchen,pulling equipment for oil tanker in an emergency and other deck.

本公司的主要产品有各种船用、平台用电动、液压、气动起重机、折臂吊、伸缩吊、输油管吊、波浪补偿吊、电动葫芦悬臂吊、各种船用电动、液压起锚机、绞盘、系泊绞车，以及起艇机、艇架、艇筏降落装置、厨房升降机、油船应急拖带装置等船舶甲板设备。

DEPRESSURIZATION VALVE, A valve in the hydraulic system for decreasing hydraulic reservoir air pressure to ambient pressure.

减压阀，在液压系统中，将液压油箱空气压力减至与周围环境压力相同的活门。

Using the apparatus of high stress and high hydraulic pressure developed by author, a series of tests was carried out, and the expressions of dewater consolidated settlement with hydraulic pressure and coefficient of permeability with efficient stress was obtained.

通过自行设计的高应力、高水压试验装置，进行了一系列的试验，获得了疏排水沉降量与水压变化、渗透系数与有效应力之间的关系表达式；首次对回归系数的主要影响因素从颗粒级配的特征粒径和特性参数入手，进行了系统的分析；得到了压缩模量与水压降的正相关关系式；提出了一种简便、易行的先期固结压力的确定方法，并对深土力学特性进行了初步研究；推导了各种边界条件下Terzaghi 和Biot 固结理论的水头及沉降量的解析解或半解析解；编写了隐式差分

A radial plunger type diffluence motor is used to distribute hydraulic oil to ensure amount of inlet oil is basically equal to that of outlet oil for each servomotor hydraulic cylinder.

分流马达采用径向柱塞式，对液压油进行分流，以保证每个接力器液压缸进出油量的基本相等。

A hydraulic model test has been conducted and the test results show that the impact-type energy dissipator has an excellent hydraulic characteristics and the design method proposed is applicable.

介绍了某水库非常溢洪道末端转向冲击墩的具体布置方案，它包括3个转向冲击墩(长14.4 m、高22.0 m、厚2.5m)，相应的水力模型试验结果表明所设计的转向冲击墩具有良好的水力特性，所给的水力计算方法是适用的。

They do not require an external hydraulic pump or tubing, but operate by moving hydraulic fluid from one side of a double-acting cylinder to another.

它们不需要外部液压泵或管，但经营，从一个一个双作用液压缸端到另一个。

Hong Da液压机械厂Jieyang, is one of more than 20 years of professional standards of design and production of hydraulic machinery enterprises, the main products: Drawing of 4 double-action machine, the framework of hydraulic machine, cutting machine, clips, etc.

揭阳市洪达液压机械厂，是一家具有二十多年专业设计生产标准液压机械的企业，主要产品有：四柱双动拉伸机、框架型液压机、裁断机、压板机等。

Main products:, hydraulic pump ,hydraulic cylinder and Piston arms valve and automobile drawbar coupling.

在国内我公司主要从事OEM配套。产品已出口到德国、阿拉伯联合酋长国、苏丹、土耳其等国家。

Listen,point and check your answers.

听，指出并且检查你的答案。

Warming needle is one of effective treatment methods for knee arthralgia aggravated by cold,and it is simple,safety,so it should be developed in clinical acupuncture and moxibustion extensively.

但以本院科针灸门诊在2005年1月—2006年6月期间共收治膝痛患者100余例，经过临床的诊断后，其中施以温针治疗的48例，疗效显著，报道如下。1临床资料本组病例48