oscillating mass造句

例句与造句

1. :: : : : : : Japanese portable fridges with oscillating mass-type compressors ( e . g, " Engel " brand ) run on 12 VDC and easily maintain-16 C, but they flatten the car battery if left on while you eat or sleep, and they have a high failure rate if left in a parked car during Australian hot weather.
2. It's difficult to find oscillating mass in a sentence. 用oscillating mass造句挺难的