Mechanics agree that current engines normally utilize only 20-25% of the power of the gasoline being used.
力学同意，目前的引擎通常只利用20 - 25%的力量正在使用的汽油。
2
Aviation mechanics who specialize in the power plant of an aircraft know how to dismantle, inspect, clean, overhaul, and rebuild various types of flight engines.
专攻于飞机动力装置的航空技师懂的如何拆卸，检查，清洁和重新组装各类飞机引擎。
3
The reason being is the belief that your physical limitations are keeping you from optimal swing mechanics, power, distance and accuracy.