Through analyse on cooling path of motor, distribution of wind scalar, wind speed and pressure difference of a motor operating at the ratings is obtained.

通过对电机冷却风道进行分析研究，得到电机在额定工况下，电机内部风量分布、风速值和压差。

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An acoustic vector hydrophone measures the scalar acoustic pressure and the vector acoustic particle velocity, thus the DOA can be estimated by single vector hydrophone.

矢量水听器由于能获取声场中标量(声压)和矢量(振速)信息，因此单个的矢量水听器就可实现目标方位估计。

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The analytical solutions of stresses, displacement and pore pressure amplitude are derived in frequency domain by introducing two scalar potential functions.

引入两个势函数，在频域中得到了应力、位移和超孔隙水压力响应解答。

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