1、

Three test methods for hydraulic screwdown systems dynamic characteristic of the large four-roller machine are researched.

研究分析了大型四辊轧机液压压下系统动态特性的各种测试方法.

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2、

According to process requirements and equipment condition about distributing device, The thesis establishes the control program of hydraulic system about distributing device.

本文针对布料装置的工艺要求和设备情况,确定了布料装置液压系统控制方案。

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3、

Research On The Mechanism Of Partial Grind Of Hydraulic Pump's Distributing Plate

液压泵分油盘偏磨机理的研究

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4、

In the light of partial grind of hydraulic pump's distributing plate, the article theoretically analyzes the hitch tenet, tests the analytic results, then puts forward the improving meaures.

针对某型航空液压泵在试验中其分油盘出现的偏磨现象,从理论上进行了故障机理的分析与计算,并用试验对分析结果进行了验证,从而提出了改进措施。

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6、

Analysis on Static Characteristic of Negative Overlap Distributing Valve Hydraulic Amplifier

负重叠量分油活门式液压放大器静态特性分析

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8、

Research and Analysis on Valve Element Clutch of Hydraulic Diverter Valve

液压换向阀阀芯卡紧的分析研究

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9、

Analyzing Drawdown Pressure Curve after Hydraulic Fracturing

人工压裂后压降曲线分析

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10、

Nolte founded two-dimensional fracture analysis model and analyzed drawdown pressure curve after hydraulic fracturing by use of the model.

1979年Nolte建立了分析压降曲线的二维裂缝模型,由于二维裂缝分析模型假设条件与现场实际差别较大例如其假设缝高固定不变,不能准确地计算出裂缝几何参数和压裂液参数。

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11、

The main technical index of hydraulic clamshell dredger is bucket capacity and productivity.

液压抓斗式挖泥船的主要生产技术指标是斗容和生产率。

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12、

Adjustable hydraulic torque converter for 4m~ 3 grab dredger

4m~3抓斗挖泥机用可调式液力变矩器

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13、

1000m~ 3/ h Hydraulic Cutter Dredger Bin Hai 110

1000m~3/h液压绞吸式挖泥船滨海110

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14、

According to an engineering practice of ground treatment in Yangshan Deepwater Port after hydraulic fill, this paper analyzes the loading preconsolidation effect of dredger fill with about 30 m thickness, and points out some questions which shall be paid attention to during foundation treatment design.

结合洋山深水港某区段陆域大面积吹填后地基加固处理工程实例,分析该区段厚约30m冲填土的堆载预压效应,指出地基处理设计过程中应注意的问题。

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15、

The work of this paper lays the solid foundation for the experimental research on dredging pump performance and hydraulic transport properties.

本文所作的工作为疏浚泥泵与管道水力输送实验系统的实验研究打下了坚实的基础。

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16、

Dredging pump and hydraulic transport experimental system proposed in this paper is mainly used for the experimental study of dredging pump performance and the solid-liquid two-phase flow in pipelines.

本文研制的疏浚泥泵与管道水力输送实验系统,主要用于疏浚泥泵性能及管道固液两相流的测试研究。

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17、

Application of hydraulic dredging and back-filling technique in earth dam construction

水力冲填技术在土坝施工中的应用

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18、

Research on 1m 3 Inland Waterway Hydraulic Dredging Grab

1m~3内河液压疏浚抓斗的研究

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19、

This paper presents the research background of 1m 3 inland waterway hydraulic dredging grab, discusses the physical properties of grabbed object and excavating mechamism in accordance with the object.

简括了1m3内河液压疏浚抓斗的研究背景,探讨了抓取对象的物理性质及针对该对象的挖掘机理。

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