针对水的汽化压力高、容易发生气穴的特点，应用气穴模型理论对阻尼小孔中以水作为工作介质时的流动特性进行理论分析。
Aiming at the high vaporous pressure and easy cavitation occurrence of water, the cavitation flow in orifices using water as working media is analysed theoretically by applying cavitation model.
在交流电路中常采用空气阻尼型时间继电器，它是利用空气通过小孔节流的原理来获得延时动作的。
Often in ac circuit by air damping model time relay, it is to use the principle of air through orifices throttling to obtain delay action.
早期在交流电路中常采用空气阻尼型时间继电器，它是利用空气通过小孔节流的原理来获得延时动作的。
Early in the circuit often USES air damping model time relay, it is to use the principle of air through orifices throttling to obtain delay action.
与传统的小孔节流气体静压轴承相比，气体静压多孔质轴承具有高承载能力、高阻尼和很好的稳定性等。
Compared with conventional orifice restriction aerostatic bearings, aerostatic porous bearings have some advantages for example high load capacity, high damp, wider stability, etc.
与传统的小孔节流气体静压轴承相比，气体静压多孔质轴承具有高承载能力、高阻尼和很好的稳定性等。
Compared with conventional orifice restriction aerostatic bearings, aerostatic porous bearings have some advantages for example high load capacity, high damp, wider stability, etc.
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