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- vapor density and pressure 饱和密度与蒸汽压
- A decrease in density and pressure in a medium, such as air, caused by the passage of a sound wave. 稀薄化介质中密度和压力的下降，例如在空气中，由于声波的穿越而发生
- However, the fluctuation of density and pressure introduce several new correlations that are not present in formulations for incompressible turbulence. 可压湍流不同于不可压湍流的地 方在于平均速 度具有非零散度，密度和温度都有脉动。
- In high-altitude situations, where engine performance deteriorates because the air has low density and pressure, a supercharger delivers higher-pressure air to the engine so it can operate optimally. 在高原地区，机械增压机能够增加空气的压力，引擎因而能够正常工作。
- The relation between sperm density and eugenics? 精子密度和优生的关系？
- Population density and distribution. 人口密度与分布。
- The reduction in size of components and circuits for increasing package density and reducing power dissipation and signal propagation delays. 减少元件和电路的几何尺寸，以达到增加电路的封装密度、减少功耗和减小信号传播延迟的目的。
- Classes of Heat Resistance and Pressure Resistance. 耐热性、耐压性的种类。
- The temperature and pressure condition each other. 温度和压力互为条件。
- The "supersaturation ratio" is the ratio of the excess vapor density to the saturation value. “过饱和比”是超过饱和值的蒸汽密度与饱和值的比。
- Function :eliminate tiredness and pressure. 功效：消除疲劳、减压。
- A relationship exists between tree density and fruit yields. 植株密度和果实产量之间存在一种相关关系。
- Wood wool slabs. Measurement of density and weight per area. 木丝板。密度和表面密度的测定。
- The density and repose angle of wooden bulk solids were tested. 测定了常规工艺条件下碎料的堆积密度和堆积角;
- The gasket can be used for a wide temperature and pressure range. 适用于温度、压力变化范围较大的工况。
- a decrease in density and pressure in a medium,such as air,caused by the passage of a sound wave 介质中密度和压力的下降，例如在空气中，由于声波的穿越而发生
- Rub: To move along a surface with friction and pressure. 摩擦:受摩擦力和压力沿着表面移动。
- TIANJIN SHENGAN BOILER AND PRESSURE VESSEL CO., LTD. 天津盛安锅炉容器有限公司。
- Small size, large density and vertical ordering Ge quantum dots (QDs) were grown by ultra-high vacuum chemical vapor deposition(UHV/CVD) system. 采用超高真空化学气相淀积系统制备了小尺寸、高密度、纵向自对准的Ge量子点 .
- Uniform Boiler and Pressure Vessel Laws Society, Inc. 压力锅炉法律协会。
