Frugality is an estate alone. But don't be mean to your health, your business.

1、

When humour be mean to be take seriously, It's no joke.

如果幽默意味着应该拿它当真之时, 那可不是开玩笑的事儿了.

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2、

It was wrong to be mean, to be jealous, to be false, to be cruel.

卑鄙、嫉妒、虚伪、残酷,这都是错误的.

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3、

Valve must be able to be blown into ( to add air via mouth) AND to be filled with water.

阀门必须能够被抬高到（通过阀口充入空气）和用水填充。

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4、

The experiments were carried out with different supply pressure, flow rate and the pilot-operated water hydraulic relief valve opening on.

在不同压力、阀口开度等多种条件下，对先导式纯水溢流阀进行了试验研究。

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5、

Jumping of the edge is an important data for the processing quality of the restriction work edge of valve port.

棱边端跳动为阀口节流工作棱边的加工质量的重要指标。

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6、

Experimental Investigation of the Flow Characteristics of Throttle Valves in Water Hydraulics and Development of a New-type Water Hydraulic Throttle Valve

水压节流阀口流量特性的实验研究及水压节流阀的研制

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7、

The other is to adjust the flow rate at the servo valve by means of pressure difference of the chambers.

二是利用阀口压差对伺服阀流量进行修正。

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8、

For measuring the four discharge characteristic lines of spool valve, and then calculates overlap values by regression method.

通过测量滑阀阀口四条流量特性曲线，利用回归的方法计算出滑阀的叠合量。

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9、

The nonlinearity of active simulation system is induced by friction force, compressible air, and the proportional valve.

其中，主动式模拟系统主要表现为比例阀口气体流动非线性、气体压缩性而引起的非线性以及系统摩擦力所引起的非线性。

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10、

Cavitation is a common harmful phenomenon in hydraulic transmission systems, frequently occurs near the orifice of the valves.

气穴是液压系统中常见的一种有害现象，经常发生在阀口附近。

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11、

The normal-closed electromagnetic valve has reasonable structure design and good close property ofthe valve port to prevent leakage completely.

它结构设计合理，阀口关闭性良好，确保无任何泄漏。

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12、

Corresponding dynamic characteristics simulation results of circuit speed were obtained while the step opening of throttle was given.

使用该模型进行了计算机仿真，当给出阀口阶越开度时，得到对应的回路速度的动特性仿真结果。

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13、

Calculation and Analysis of Static Pressure Characteristics at the Arbitrary-curve-trimmed Rectangular Valve Port of Automotive Power Steering Gear

汽车动力转向器任意曲线切边矩形阀口压力静特性的计算分析

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14、

Flow field indicates conductive value C and the critical pressure ratio b are improved by changing openings.

通过对流场结构的分析表明，改变阀口开度，可以提高阀的音速流导和临界压力比的值；

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15、

The influences of inlet velocity and oil droplet diameter on flow and separation were studied as well.

分析了进口流速、出口压力、阀口开度和阀芯锥角对纯水液压锥阀阀口气穴强度的影响。

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16、

The calculating method for the static pressure characteristics of the arbitrary-curve-trimmed rectangular valve port is introduced.

对任意曲线切边矩形阀口压力静特性的计算方法做了阐述。

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17、

This study has some value for the valve design with complicated orifices and valve noise study.

本文对于液压复杂阀口研究及设计计算以及阀噪声机理研究具有一定的参考价值。

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18、

A sectional flow formula is given to avoid the infinite derivative of conventional orifice flow formula.

引入了分段的阀口流量计算公式，解决了传统紊流流量方程存在奇点的问题；

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19、

A quantitative packer with negative pressure valve port relates to a powder packer technique.

负压式阀口定量包装机涉及一种粉料的包装机技术。

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20、

Research on Structural Design of Valve Port Dynamic Pressure of Direct Acting Relief Valve

阀口动压反馈直动式溢流阀的结构设计研究

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