"impelling skill as a teller of tales""an impelling personality"
impelv.驱使;激励
impeller clearance导向叶片与工作叶片的间隙,叶片间隙,叶轮间隙
impeller labyrinth叶轮迷宫密封
impeller collector叶轮除尘器
impeller-agitator叶轮搅拌器
impeller cavitation叶轮汽蚀
impeller side plate转子侧板
impeller loss model叶轮损失模型
Impelling mechanism激励机制
impeller coal feeder叶轮给煤机
impeller blood pumps叶轮血泵