power loss的用法和樣例：
例句
- A much smaller power loss occurs in the cable when energy is transmitted at high voltage.
用高壓輸送電能時，沿輸電線的功率損耗小得多。 - The main drawback to this design is the power loss on the upward stroke of the piston caused by the exhaust valving.
主要缺點是這種設計的功率損耗的向上中風活塞所引起的排氣門。
