This invention discloses a kind of asynchronous and synchronous composite electric machine rotor apparatus.
本发明公开了一种异步同步混合式电机转子装置。
2
Methods The renal biopsy apparatus with automatic synchronous minus pressure and specific needle were used.
方法应用自动同步负压肾穿装置及专用穿刺针进行肾活检。
3
The wide-angle sky screen can be used for measuring the terminal velocity of the projectile, and providing synchronous signal for other trajectory measurement apparatus as the trigger device of the .