mass flow的用法和樣例：
例句
- Mass flow information can be secured by using a densitometer.
質量流量的數據可藉助於密度計而獲得。 - At the same time, the employment of the mass flow principle ensures greatly improved hank spreading, which prevents creasing.
同，設計以質量流動原理為本，可以改善紋紗的輸送，避免皺褶。 - The flow pattern and pressure distribution in circle passage of a gas distributor was experimentally measured and studied with LDV.
利用激光多普勒測試技術等對環形分佈器內氣體變質量流動規律和壓強分佈進行了研究。
