液压

To undertake design mechanical hydraulic system of production, special automatic control system design and production.

承接机械液压系统的设计生产，特殊自动控制系统的设计生产。

The frequency response model of HAGC is estimated with correlative identification theory. The dynamical parameter model HAGC is estimated with LS, auxiliary variable LS, and bias-compensating LS respectively. It is proved with experiment that the methods proposed in the paper are accurate and practical.

5用相关辨识理论辨识了液压AGC压力闭环系统的频率特性，分别用普通最小二乘法、辅助变量法及偏差补偿算法辨识了该系统的动态参数模型，辨识结果验证了论文理论研究成果的正确性和可行性。

APPLICATION: Automobile, Engineering Machinery, Lathe, Agriculture Mining, Spurting the Oil Paint, Avigation Spaceflight, Cooling and other Hydraulic Control Systen.

应用范围：汽车、工程机械、机床，农用机械、采矿、油漆喷绘、航空航天、制冷等行业的液压控制系统。

One side of the pulley is fixed axially; the other side moves, actuated by hydraulics.

一侧的带轮沿轴向固定，另一侧的带轮可在液压的作用下移动。

At present, our company has two 30-ton crane line, able to store 8000 cubic meters blocks, five General processing plant, with an area of 12200m2, the use of production equipment have: disc saw 10 Units (4 Units one of a Computer Numerical Control piecewise), Italy sand saws (4 Units), cylinder sawing (2 Units), Italy continuous mill (2 Units), Italy fully automatic plate production line (1 sets), double-headed grinding (5 Units), fire machine ( 2 sets), infra-red four-post Hydraulic Cutting Machine (7 Units), CNC Wire Saw (2 Units), computer profiling cutting machine (5 Units), gantry profiling machine (3 Units), lap, Horizontal cylinder machine (6 Units), hand-cut machine (5 Units), Walk Mill (3 Units), special-shaped lines of milling machine (3 Units), plant 3-ton forklift (4 Units), an annual output of various granite marble and 380,000 square meters of imports of plate, sheet 100,000 square meters, producing cylindrical, cut axinite, machine planed stone, mushroom stone, step stone, paving stone plaza, special-shaped stone 100,000 square meters.

目前，本公司已拥有30吨行吊两部，能储存荒料8000立方米，综合加工车间五个，面积为12200m2，采用加工生产的设备有：圆盘锯10台（其中4台电脑数控分片）、意大利沙锯(4台)、筒锯（2台）、意大利连续磨机（2台）、意大利全自动薄板生产线（1台套）、双头磨（5台）、火烧机（2台套）、四柱液压红外线切机（7台）、数控绳锯(2台)、电脑仿形切机（5台）、龙门式仿形机（3台）、立、卧式圆柱机（6台）、手摇切机（5台）、手扶磨（3台）、异型线条磨边机（3台）、厂用3吨叉车（4台），年产各种花岗岩大理石及进口板材38万平方米、薄板10万平方米，生产圆柱、剁斧石、机刨石、蘑菇石、台阶石、铺地广场石、异型石材10万平方米。

My plant 520-1, 520-2 lately large brick machines model 14 pieces and 18, 20 pieces of 100 mm 200 mm Holland brickses at a time, having never needed to use to give plank, and any productseses can produce such as arbitrarily colorful road noodles azulejo, turf-grass brick and U type catchment dike brick and grow 1.2 meters, the breadth is 0.6 meters, the road of thick 0.4 meterses follow the stone and shoulder stoneses can all produce, class produces being 20000 pieces of is above and have the above new model all characteristicses and is a large cement product factory production high grade cement most ideal product nowadays of the head choose an equipments.

本厂最新大型520-1、520-2液压型砖机一次成型14块、18、20块100mm 200mm荷兰砖，无需使用托板、且任何产品都可以生产如任意彩色路面花砖、草坪砖、U型排水渠砖及长1.2米，宽0.6米，厚0.4米的路沿石、路肩石都可全部生产，班产20000块以上并且有以上新机型所有特点、是当今大型水泥制品厂生产高等级水泥制品最理想的首选设备。

My plant 520-1, 520-2 lately large brick machines model 14 pieces 18, 20 pieces of 100 mm × 200 mm Hollbrickses at a time, having never needed to use to give plank, any productseses can produce such as arbitrarily colorful road noodles azulejo, turf-grass brick U type catchment dike brick grow 1.2 meters, the breadth is 0.6 meters, the road of thick 0.4 meterses follow the stone shoulder stoneses can all produce, class produces being 20000 pieces of is above have the above new model allacteristicses is a large cement product factory production high grade cement most ideal product nowadays of the head choose an equipments.

本厂最新大型520-1、520-2液压型砖机一次成型14块、18、20块100mm×200mm荷兰砖，无需使用托板、且任何产品都可以生产如任意彩色路面花砖、草坪砖、U型排水渠砖及长1.2米，宽0.6米，厚0.4米的路沿石、路肩石都可全部生产，班产20000块以上并且有以上新机型所有特点、是当今大型水泥制品厂生产高等级水泥制品最理想的首选设备。

Knowledge in Surface treatment is a plus, have background in metal processing and hydraulic manufacturing.

有金属加工和液压制造经验，有表面处理经验者优先

A series of feasible scheme of backhoe device is given out. The method of innovative design provides a powerful tool for avoidings.existing mechanisms which have patent protection.

并给出了液压挖掘机构反铲装置的一系列可行方案，该创新设计方法为回避已受专利保护的现有机构提供了强有力的工具。

On the research of hydraulic excavator, this paper concentrats on the study of its backhoe working equipment, which can be divided into boom—handle mechanism and bucket mechanism to study respectively.

在液压挖掘机的研究方面，本文集中研究了其反铲工作装置部分，并将反铲工作装置分为动臂、斗杆机构和铲斗机构分别加以研究。

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。