The calculation models are set up on average speed and Max speed in back field and jeteffect distance, new theoretical reference is provided for effective ventilation in heading fa.
This was because the subjects' circadian rhythms - which determine patterns of alertness and tiredness - had been disturbed, creating an effect similar to jet lag.
这是因为人体生理节奏--决定人机敏性和疲倦性的程序已经被打乱了，导致了一个像时差的后果。
3
Special testing apparatus was built to study the effect of arc divided flow on the jet fluctuation and the inhibiting effect of new spray gun on the jet fluctuation.