For the pressure to become zero , molecular bombardment must cease.

当压强趋近于零时, 分子的碰撞就停止了.

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Low base pressure is also a requirement to keep the surface clean.

低的基本压强也是保持表面清洁所要求的.

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Pressure inequalities generate gas motion.

压强的不相等导致气体运动.

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It is a device used to measure the pressure of a fixed volume of gas.

这是一种用来测量气体压强(在体积恒定下)的装置.

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The pressure is caused by the bombardment of the container walls by these particles.

气体的压强是由这些粒子对容器壁的撞击造成的.

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A glass envelope is used to contain a gas at about 1 / 1000 atmospheric pressure.

玻璃外壳中的气体压强约为1/1000大气压.

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They all basically reach an ultimate vacuum pressure of. 1 micron.

它们基本上能达到. 1微米的极限真空压强.

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The upper limit of linearity of MSR gauge is 1×10~ ( - 2 ) torr.

磁悬规压强测量线性上限为1×10~ ( -2 ) 托.

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The impact force and pressure are described about the pre - mixed abrasive waterjet.

介绍了前混合磨料清砂的冲击力和冲击压强.

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Fluid Mechanics - Pascal's Principle - Hydrostatics - Atmospheric Pressure - Over Pressure in Lungs and Tires.

流体力学 - 帕斯卡原理 - 流体静力学 - 大气压强 - 肺部与轮胎过压.

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A unit of pressure equal to one millionth of a bar.

微巴等于百万分之一巴的压强单位.

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The tinier the bubbles, the greater their internal pressure.

泡泡越小, 内部压强越大.

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High - pressure CO 2 feed hose ( Pmax: 200 bar ), 1 m long.

二氧化碳高压输气软管 ( 最大压强: 200帕 ), 1米长.

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Piston - engined aircraft and turboprops have air compressors to maintain cabin pressure.

活塞发动机和涡桨发动机的飞机有压气机来控制客舱的压强.

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Fourth , the structural transformation of CdSe nanocrystals under hydrostatic pressure is studied.

计算结果表明球形纳米团簇的相变压强是随团簇的增大而逐渐减小的.

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