液压

When the loop there are two or more hydraulic cylinders, and one of which require much less work pressure, while others still need high-pressure hydraulic cylinder operation, you have to use pressure reducing valve to provide a system pressure less than the the pressure to low pressure cylinder.

当回路内有两个以上液压缸，且其中之一需要较低的工作压力，同时其他的液压缸仍需高压运作时，就得用减压阀提供一个比系统压力低的压力给低压缸。

Company produces hydraulic hose assembly Product by China Machinery Industry Ministry and hydraulic engineering machinery parts Products Quality Supervision and Test Center testing, pulse testing up to 60 million times (the national standard of 20 million) to meet the technical standards JB/JQ20402 -88 provided for qualified products.

公司生产的液压软管总成产品经中国机械工业部工程机械及液压件产品质量监督检测中心检测，脉冲检验达到60万次（国家标准为20万次）各项技术标准达到JB/JQ20402-88中规定的合格产品。

The operation of exploiting, breaking and demolishing on the rocks, concrete, slag, steel ladles, frozen soil and ice, the surface of concrete road, bridge pier, and building.

我国直到上个世纪九十年代中期才开始使用液压破碎器，随着施工机械化程度的提高，以及对施工工期的严格要求，加上液压锤高效低耗的优点，很快在我国工程施工中推广使用。

In order to conduct research on response characteristics of hydraulic power steering system when fore wheels are shocked, the characteristic of power steering gear under the road excitation of ladder road is researched with test ways.

为了研究汽车液压动力转向系统在前轮冲击载荷输入下的响应，该文进行了汽车液压动力转向器在阶梯路面激励下试验。

Type KFMJ-D pneumatic hydraulic multi-functional cardboard laminator is another brand new model developed firstly successfully by our Company on the basis of type A and B, C it is an integration of pneumatic, hydraulic, photoelectric and mechanical technology.

KFMJ-D 型气动液压式多功能卡纸覆面机，是我公司在A型、 B型、 C型的基础上率先开发研制成功，更新换代推出又一代崭新的机型，该机集气动、液压、光电、机械四元为一体。

Such as: motor group legislation, the axis, the bearings pressed into, transformers molding, electrical switch group legislation, computer parts group lap, riveting, etc. and provide well-known brands in Taiwan Hydraulic components for the design and manufacture a variety of customer type, the special needs of the hydraulic system.

马达组立、轴心、轴承压入、变压器成型、电器开关组立、计算机零件组立、铆合等）并提供台湾知名品牌气动液压元件，可为客设计制造各种不同类型，特殊需要的液压系统。

I plant production Hongfeng licensing leading products: mobile hollow block making machine, Lu Yanshi molding machine, hydraulic hollow block making machine, Mianshaozhuanji, the entire hydraulic floor tiles Huaqiang molding machine, vertical Extrusion system of aircraft, more than 10 varieties.

我厂生产的宏丰牌主导产品有：移动式空心砌块成型机，路沿石成型机，液压式空心砌块成型机，免烧砖机，全液压式地砖花墙成型机，立式挤压制管机等十余个品种。

Leading products hollow solid block all kinds of hydraulic machine, rotating roller, centrifugal, squeeze-type legislation, cement pipe machine, various types of ingredients-mixer, floor, Tan of the wood, light-molding machine, liquid Pressure, ground tile-,0.5-20 tons gantry crane, and so on nearly 100 kinds of products, widely applicable to the construction, municipal and water conservancy projects, such as plant and prefabricated units.

主导产品各式液压空心实心砌块成型机、旋辊式、离心式、立挤式、水泥制管机，各种型号的搅拌机配料机、楼板、檀条过木、檐板成型机、液压、地面花砖机，0.5-20吨龙门吊等近百种产品，广泛适用于建筑工程、市政、水利工程以及预制构件厂等。

In order to improve the accuracy of the existing transformation ratio model of the hydraulic transformer, a mathematical model is established by introducing the friction coefficient, the viscous drag friction coefficient and the laminar leakage coefficient.

为解决已有的液压变压器变压比模型与实际结果偏差较大的问题，通过对实际工作过程中不应忽略的摩擦与泄漏损失进行研究，引入机械摩擦损失系数、黏性摩擦损失系数和层流泄漏系数，建立了液压变压器变压比模型。

As for hydraulic excavator routine three lever power models,pump engine match principles and realization methods are expounded,then the characteristics of load sense system are analyzed,and the conflict between load sense control and pump engine match is clarified.

就液压挖掘机中常见的三档功率模式，详细地阐述了泵与发动机的匹配原理及其实现方法，分析了负荷传感系统的特点，阐明了负荷传感控制与泵、发动机匹配相矛盾的实质，提出了在保留泵与发动机匹配时应舍弃负荷传感控制的论点，对于泵与发动机匹配时的液压回路进行了较深的探讨，提出了由计算机依据泵与发动机匹配的原则，通过主阀自动调节和分配各执行器流量和功率的新的学术思想，推导了相关的公式。

The concept of equivalent rotationally rigidity is offered and the formula of rotationally rigidity is obtained.

主要做了如下几个方面的工作：对伸臂位于顶部的单层框架—筒体模型进行分析，提出了等效转动约束的概念和转动约束刚度的表达式。

Male cats normally do not need aftercare with the exception of the night after the anesthetic.

男猫通常不需要善后除了晚上的麻醉。