质量交换速度 mass-transfer rate
离子交换速度 ion-exchange velocity
分空间交换重配置速度 space-division switching reconfiguration speed
如果这样还有翘曲问题，那么升高总的水温并降低热交换速度是有益的。
If this causes a warpage problem, it sometimes helps to raise the overall water temperature and slow the rate of heat transfer.
室内外空气的交换速度，这取决于房屋的构造、居住者的通风习惯和窗户的密封程度。
The rate of exchange between indoor and outdoor air, which depends on the construction of the house, the ventilation habits of the inhabitants, and the sealing of Windows.
在有化学反应的情形下，应根据化学反应速度与湍流交换速度的相对大小对K理论做修正；
Otherwise, the K theory should be modified according to the relative speed of reactions and turbulence .
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