液压

On the basis of analyzing the elementary structure and function of mechanical system and hydraulic controlled system of AT, carried out the failure analysis of AT.

在对自动变速器机械系统与液压控制系统的基本结构与功能进行系统分析的基础上，探讨研究了失效分析方法。

Along with the social development, the hydraulic elevator plays a more and more important role in daily life.

随着社会的发展，液压电梯在日常生活中将扮演越来越重要的角色。

Geological prospecting pit for Exploration tunneling, and quarrying, electricity and water, railways, ports, bases, infrastructure, national defense projects to drill embrasure, cities can also be used to remove old buildings controlled blasting to achieve its efficiency is 5-10 times the pneumatic drill, energy consumption only of a pneumatic drill / 3, QL-Z hydraulic rock drill to replace the pneumatic drill is the ideal tool.

用于地质勘探坑探巷道掘进以及采石，水电，铁路，港口，基地，基建，国防工程中钻凿炮眼，还可用于城市拆除旧建筑物实现控制爆破，其工作效率是风钻的5-10倍，能耗却只有风钻的1/3，QL-Y液压凿岩机是替代风钻的理想工具。

Above 5 years working experience in designing hardware or enginery production

五年以上五金或机械产品设计经验，熟悉机械原理，液压，机械强度等设计知识，并能计算出产品的合理结构和强度

The fact that solution of wave equation is equivalent to the extreme value of quadratic function solution was verified, and the existence and uniqueness of the quadratic function solution was also proved.

证明了波动方程的解和二次泛函极值解的等价性，以及二次泛函极值解的存在唯一性，为其在液压传动中流体瞬变分析的进一步应用提供了理论依据。

Acting Mobil Esso lubricants, hydraulic oil, gear oil products, price concessions.

代理美孚埃索润滑油，齿轮油液压油等系列产品，价格优惠。

Therefore, the analysis of excavator hydraulic system design in promoting the development of China's excavator of great significance.

因此，对挖掘机液压系统的分析设计对推动我国挖掘机发展具有十分重要的意义。

In days of energy crisis and environment-friendly, energy saving of excavator is of higher development potential project.

在能源危机及绿色环保的今天，对液压挖掘机的节能研究已成为一个非常具有发展前景的课题。

I focused on the design of the analysis and design of small hydraulic excavator design implementation.

本人的设计主要致力于分析和设计小型液压挖掘机执行机构设计。

This article mainly presents the design and relevant calculation of the hydraulic system in the mini excavator.

文章主要介绍小型挖掘机的液压系统的设计和有关计算。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。