An optimum design is carried out with the hydraulic fluctuation factor as object function on the basis of a description of the evaluation parameters of lifting mechanism.
本文在介绍举升机构评价参数的基础上，以油压波动系数为目标函数，对自卸车的举升机构进行了优化设计。
The lifting mechanism after optimization features better characteristics curves of lift force factor and hydraulic pressure.
优化后的举升机构，有较好的举升力系数曲线和油压特性曲线。
Research of hydraulic properties of groundwater, which is one major factor inducing slope failure, is a key task in slope engineering field.
地下水作为边坡失稳破坏的主要诱发因素之一，其水力学特性是边坡工程领域一项重大的研究课题。
The hydraulic performance of the sprinkler is a key factor to the quality of the sprinkler system, and the test and the remark are the base of designing and spraying.
喷头水力性能是喷灌系统质量好坏的关键因素，它的测试评价是进行喷灌工程设计、施工以及进行喷灌的基础。
The fault form in mechanical equipment hydraulic system is various, fault is the result of various factor comprehensive action.
机械设备液压系统的故障表现形式多种多样，而故障的产生是多种因素综合作用的结果。
It is an important factor for the perfect matching between the maximal input power of the hydraulic oil pump and the maximum output power of the engine in the design process of the hydraulic shovel.
液压油泵的最大输入功率与发动机的最大输出功率之间的匹配问题是液压挖掘机设计过程中的一个重要内容。
The optimized combination of parameters of pulsed jet hydraulic resonance system is a key factor to improve the efficacy of pulsed jet.
脉冲射流水力共振系统各参数的优化组合是提高射流功效的关键因素之一。
The paper introduces seven factor of DRASTIC model: Depth of water table, Net recharge, Aquifer media, Soil media, Topography, Impact of Vadose Zone and Hydraulic Conductivity.
前言：介绍了DR AST IC模型的七个评价因子：地下水埋深、含水层净补给量、含水层介质类型、土壤类型、地形坡度、包气带介质i的影响和含水层的导水系数。
The capability of NC tool hydraulic system is an important factor that affects the capacity of working procedure of NC tool.
数控机床液压系统的性能是影响数控机床工序能力指数的重要因素。
Hydraulic crawling is the main factor effect low speed moving performance of hydraulic cylinder.
液压爬行是影响液压缸低速运动性能的主要因素。
Both the influent organic concentration and HRT have effect on hydraulic characteristics, and the former is the main factor.
进水有机物浓度及HRT对水力流态均有影响，而前者为主要因素。
Sensitivity analysis of model parameters showed: Saturated hydraulic conductivity is the most sensitive factor for two soil groups, and saturated water content takes second place.
对模型参数的敏感性分析表明：饱和水力传导度是最敏感的参数，饱和含水量的敏感性次之。
It will act as an important effect to take rectangular pattern for improving recoverable reserves, recovery factor of natural gas if the orientation of hydraulic fracture has been defined.
在确知水力裂缝方位的情况下，采用相应的矩形方式布井将会对提高可采储量和天然气的采收率起重要作用。
The hydraulic system in the course of using of the loader will present a lot of troubles, among them that the oil is warm and too high is the main factor of producing the trouble.
装载机在使用过程中液压系统会出现很多故障，其中油温过高是产生故障的主要因素。
The simulation results confirmed that dispersion was an important factor for hydraulic efficiency while mean residence time c.
模拟结果表明，在考察条件下，平均停留时间相差不大，散度成为人工湿地水力学效能的主要影响因素。
The influence of operating parameters on hydraulic pressure consolidation dewatering time factor and hydraulic pressure consolidation velocity are analyzed.
分析了影响液力压密脱水的时间因素和液力压密速率的各操作参数。
The oil distribution design is a key factor to the efficiency of the hydraulic motor with non-circular planetary gear.
非圆行星齿轮液压马达的配流设计是影响液压马达效率的关键环节。
The results show that the time of pressure building-up is a main factor affecting the forging number of press. This is a problem to take into account when designing a high-speed hydraulic press.
仿真结果表明，对直接驱动的大流量、高压液压机而言，压力建立过程是直接影响压机锻造次数的关键因素之一，是高速液压机液压系统设计应考虑的问题之一。
This paper carried on experimental a research of the factor which influences the same column diameter of the turbid water hydraulic power separation device.
对影响同一柱体直径浑水水力分离清水装置分离性能的因素进行了试验研究。
The flow force is the important factor for designing and analyzing both the control valve and the hydraulic system.
液动力是设计、分析液压控制阀及液压系统考虑的重要因素之一。
Combined with hydraulic experiment, certained tectonic stress factor, realized the use of log data to calculate the level of stress in two sizes.
结合现场水力压裂试验确定的构造应力系数，实现了利用测井资料计算两个水平地应力的大小。
The crack-resistance of hydraulic concrete material (crack-resistance index) and hydraulic concrete structure (safety factor of crack-resistance) are two different concepts, which can not be obscured.
水工混凝土材料抗裂性(抗裂指数)与水工混凝土结构抗裂性(抗裂安全系数)是两个不同的概念，不能混淆。
It introduces the cavitation phenomenon of hydraulic turbine. The relationship between the cavitation factor and the water temperature is analyzed and it was verified by the model test results.
分析了水轮机的空化现象，推导了空化系数与试验水温的关系，并对推导结果进行了试验验证。
A new factor of safety for hydraulic fracturing is defined; and it can be conveniently used to assess the safety of dam core hydraulic fracturing.
定义一种判定水力劈裂的安全系数，可方便利用此系数进行水力劈裂判定及不同方法比较。
Based on the basic critical flow equation, formulae, which used to determine section factor Z and hydraulic exponent M for critical flow in city gate and horseshoe conduits, were derived.
针对水利工程上常用的城门洞形及马蹄形过水隧洞，利用临界流方程，给出了旨在用于临界流分析的断面参数Z和水力指数M 的计算公式和表示水深与Z以及M 之间的关系曲线。
The new hydraulic support has some characteristics such as simple structure technique, big work-distance, large use-range, big stability safety factor, light-weight, safety-operation and so on.
所研制的新型单体液压支柱具有结构工艺简单、工作行程大、使用范围大、稳定性安全系数大、重量轻、操作安全可靠等特点。
The mechanism of the water hydraulic piston pump's noise is analyzed, and it present that the pressure fluctuation is the main factor of the noise in fluid distribution process.
分析了水压柱塞泵的噪声产生机理，指出压力波动是配流噪声的主要因素。
In order to overcome the influence of this negative factor on electro-hydraulic position control system, more and more scholars have begun to pay attention to the controller study.
为了克服这种不利因素对于电液伺服控制系统的影响，越来越多的学者开始关注对控制器的研究。
The research results show that pressure loss is an important factor of heating in a hydraulic system.
研究结果表明：压力损失是引起系统发热的重要原因。
Then, the criteria of hydraulic fracturing of different tensile cracks are discussed. The mechanism and formula for stress intensity factor are put forward.
然后研究压剪断裂的力学机理，分析有水压力作用的压剪断裂应力强度应力的计算及其断裂判据。
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