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- A sound also has an amplitude, a property subjectively heard as loudness.The amplitude of a sound is the measure of the displacement of the air pressure wave from its mean, or quiescent state. 声音有振幅;振幅的主观感觉是声音的大小.;声音的振幅大小取决于空气压力波距平均值(也称平衡态)的最大偏移量
- Wind direction, wind velocity, air temperature and air pressure have a very great effect on the propagation of pressure waves. 风向、风速、气温和气压对压力波的传播有十分巨大的影响。
- Air pressure forces the water through the pipe. 空气压力使水通过管道。
- The development and application of a numerical simulation software for the air pressure wave in a tunnel 隧道压力波数值模拟软件开发与应用
- Real-time test on air pressure wave in tunnel by shallow water-table modeling experiment 隧道空气压力波浅水槽拖动模型试验的实时检测
- Air pressure is measured by a barometer. 空气压力用气压计度量。
- Air pressure decreases with altitude. 气压随海拔高度的增加而下降。
- Air pressure is low along the equator. 赤道附近的气压很低。
- air pressure wave 空气压力波
- Wind power and air pressure can make vehicles move. 用风力和气压就能把汽车弄走。
- How is the air pressure related to gravity? 气压和重力有什么关系?
- How is the air pressure related to temperature? 气压和温度有什么关系?
- When input the air pressure to 5. 当输入气源压力为5。
- We made an experiment to explain air pressure. 我们做过一个实验来解释空气的压力。
- The air pressure in your tires is too low. 你轮胎的气压太低了。
- E620018 "Air pressure sensor alarm. “发现气压下降。”
- E620057 "Air pressure sensor alarm. Ignore? “发现气压下降，是否忽略?”
- The afterflow represents a production of kinetic energy which becomes converted into a pressure wave when the outward flow of water is reversed. 残余塑性流动代表在外向水流返回时动能变为压力波的一种结果。
- The simple pumps can work with the help of air pressure. 简单水泵借助于空气压力而工作。
- And low permeability reservoir is slower than mid-high permeability reservoir in pressure wave propa... 低渗透油藏比中高渗透油藏的压力波传播速度慢。
