比压

对S100型煤巷掘进机行走部进行了分析，并提出了接地比压和行走功率的计算方法。

Make an analysis on the operation unit of S100 header and also provide the calculation method of the ground specific pressure and the operating power .

通过实验研究了煤矿似膏体充填体的强度、容许比压、压缩率等物理力学性能。

Physics and mechanics performance of paste-like backfill material in coal mine such as strength , allowable specific pressure and compressive rate was researched by experiment .

基于Pro/E和ANSYS的天然气球阀密封比压有限元分析

Finite Element Analysis of Sealing Pressure of Natural Gas Ball-valve Based on Pro / E and ANSYS

试验结果表明，在一定的垫片密封比压下，紧密系数Tp是服从某一概率分布的随机变量。

Experimental results showed that the tightness coefficient , namely Tp , is a random variable in accord with certain probability distribution under certain ratios of seal-ing pressure of the gaskets .

测试结果表明，比压曲线和回弹量与美国Advanced公司同类产品完全一致，工艺可行，试制成功。

The test results show that the sealing specific pressure curve and the resilience of the silver-plating O-ring are totally concordant with those of similar products made by the Advancde Co.

随着复合材料中Si元素总量的增加，复合材料的定比压热容、热膨胀系数、热扩散系数和热导率均逐渐降低；

The specific capacity , the average coefficient of thermal expansion , the coefficient of thermal diffusion and the thermal conductivity of the composites decrease gradually with increasing Si content .

G.贝克的土壤力学理论为依据，推导橡胶履带车辆接地比压的分布。

This article is based on the theory of soil mechanics by American scientist M.G Beck and derives the ground bearing distribution of vehicles on rubber tracks .

研究了不同内感li和极向比压βp值时，低径比托卡马克等离子体自然拉长k和三角变形δ与径比A的关系。

The dependence of the natural elongation k and triangularity 8 for low aspect ratio tokamak plasma on the aspect ratio A for different internal inductance li and poloidal beta BP was investigated numerically .

结果表明：ZA27合金冲头式挤压铸造工艺参数影响的主次顺序为比压、铸型温度、浇注温度和保压时间。

The result shows the order of influential factors as : specific pressure , die temperature , pouring temperature and pressure holding time .

研究了半固态A356铝合金浆料的成形温度、压射比压和压射冲头速度对半固态A356铝合金流变压铸充填性的影响。

The effect of forming temperature , injection pressure and piston velocity on the filling ability of semi-solid A356 aluminum alloy slurry were investigated .

对柱塞进行了受力、比压和PV值分析，柱塞设计为不锈钢基体表面激光熔覆金属陶瓷结构；缸体设计为不锈钢基体，缸孔内衬复合材料缸套结构。

Carried out the plunger force , pressure and PV value analysis , the plunger is designed to be stainless steel substrate surface laser cladding of metal ceramic structure ; block is stainless steel , cylinder is composite materials .

EBH-132型掘进机接地比压及有效长度探讨

Talking of Pressure and Effective Length for Cutter of EBH-132 Tunnel Roadheader

现场使用证明，利用该新工艺生产的PDC钻头比压模工艺生产的钻头平均进尺提高16.85%，平均机械钻速提高11.66%。

Field application shows that , the average footage of the new PDC bit increased by 16.85 % compared with that of the bit made by pressing forming process , and the penetration rate increased by 11.65 % .

TS165-2推土机系半刚性悬挂、机械传动、液压操纵、低比压履带推土机。

TS165-2 bulldozer is semi-rigid suspended , mechanism transmitted , hydraulically controlled and track-type .

研究还表明具有撕裂模结构的高一阶ITG模只在低比压和弱磁剪切下占优势。

It is also concluded that the next order ITG eigenmode with tearing parity dominants only in the low β and weak magnetic shear regime .

通过计算自位轴承在3MN径向静载作用下外座圈的理论比压，确定了模拟试验的载荷；

Bassed on calculation of theoretical pressure on the race of self-aligning under3MN radial static load , the load of simulating test was determined .

对GY70型机械密封的基本性能进行了试验研究，得出了弹簧比压、介质压力以及转速对机械密封泄漏量和摩擦功耗的影响规律。

In the computer aided testing device of the mechanical seal system , the experimental investigations on the basic performance of the GY70 mechanical seal has been carried out .

其撞击感度与TNT相当（≤4%），摩擦感度低于14%，爆轰能量相当于PBX-9404，而且容易在低比压下制成不同形状，因此它适用于某些特殊用途的装药。

It 's sensitivity to impact is ≤ 4 % , to friction is less than 14 % and detonation energy is comparable to that of PBX-9404.Because of its ability for being compressed into different shapes with low specific pressure , B-01 is promising in some special applications .

在考虑磨损引起端面表面形貌变化的基础上，引入分形理论分析了弹簧比压对平衡型机械密封泄漏率和端面摩擦特性的影响，并针对GY-70平衡型机械密封进行了试验研究。

While the fact that abrasion leads to change of surface topography was taken into consideration , the influence of spring pressure on both leakage rate and friction characteristic of balanced mechanical seals was investigated by fractal theory . Several GY-70 type balanced mechanical seals were tested .

关于蝶阀密封比压计算方法

The calculation of the pressure specific value for the butterfly valve

弹簧比压对平衡型机械密封基本性能的影响

Influence of spring pressure on basic performance of balanced mechanical seals

高水速凝材料容许比压的实验研究

Experimental Research on Allowable Specific Pressure of High Water Content Material

向心滑动轴承最大比压处极角φ0的研究

Research on Limit Angle in Maximum Pressure for Radial Sliding Bearing

浮动球阀的密封比压分析

Sealing Pressure Analysis of Float Ball - Valve Based on FEA

挤压铸造比压对晶粒尺寸的影响

Effects of the Specific Pressure on Grain Size in Squeeze Casting

摩擦提升机衬垫硬度与比压关系的试验研究

Experimental Investigation of Relationship of Friction Hoist Lining Hardness and Stress

磁力机械密封磁力计算及端面比压设计

Calculation for Magnetics Mechanical Seal & Design for Specific Pressure of Faces

还分析了气流速度与压实比压的关系；

The relation of air speed and specific molding pressure ;

高压平行闸板阀阀座比压分布的理论初析

Theoretical Analysis on the Specific Pressure Distribution Law of Gate Valve Seat

低温密封副密封比压的确定

Determination of Specific pressure for Sealing Liquid in Low Temperature