backing pressure的例句大全

In addition, when the strain was equal, backing pressure could significantly lower the rate of cavity.

在相同的应变时，背压的加载能显著降低空洞的体积分数。

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vapour vacuum pumps; measurement of performance characteristics; part 2: measurement of critical backing pressure

蒸汽真空泵。性能特性的测量。第2部分：临界前级压力的测量

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The third one, tbe backing pressure type, is based upon the other two types.

第三组&背压式结构是在前二组密封部件基础上改进而成的。

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Exploration of the Influence of Backing Pressure on the Efficiency of Hydraulic Motor

背压对液压马达效率影响的探讨

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In this paper, according to one-dimension flowing theory of ideal gas, calculation formulas of critical backing, pressure and diffuser throat diameter of oil vapour pump are introduced, and then some methods of improving critical backing pressure are discussed.

本文根据流体力学理想气体一维流动的理论，导出了油蒸汽流泵的临界前级压力和扩压器喉部直径的计算公式，并且讨论了提高临界前级压力的措施。

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The backing pressure of seal changed, in the mean time clean gas supply is changing accordingly to keep constant different pressure between seal gas supply and backing pressure. This will ensure a stable working environment of DGS.

干气密封背压变化时，密封气供应需保持动态跟随，使密封气与其背压之间的压差保持恒定，以此来保证干气密封稳定的密封环境。

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The Experiment of Improving Backing Pressure to Control Expansion Error

提高背压在控制胀差中的尝试

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Grade. Calculation of Critical Backing Pressure and Diffuser Throat Diameter of Oil Vapour Pump

油蒸汽流泵的临界前级压力及扩压器喉部直径的计算

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Introduces the newly developed K-800A HV oil diffusion pump for its design of broadened range of pumping speed, increased critical backing pressure and reduced backstreaming rate.

介绍了新研制的高真空油扩散泵在拓宽抽气速率范围、提高临界前级压力、降低返油率方面的创新设计。

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Tear off protective backing from patch and apply patch with firm pressure, particularly at edge.

把补片的保护层揭掉,把补片用力压在内胎上, 边缘特别要压紧.

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As the pressure grows, we may see him backing off in some areas.

随着压力的加大, 我们可能看到他会撤出某些领域.

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The outlet pressure of all those pumps were not lower than 0.1 Torr, and it follows that those pumps can run well by using directly the mechanical vacuum pumps as backing pumps without booster pump used.

所有这些泵的最大出口压力不低于0.1Torr，因此前级泵可直接用机械真空泵，不必用增压泵即能正常工作。

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