Dw/dt is the instantaneous power at time t.

如果w是功，dw/dt，，if，w，is，the，work，在t时间的瞬时功率。

Continuous 400W power output, instantaneous power can reach up to 500W.

可持续输出400W的功率，瞬时功率可达500W。

The Mooney viscosity fluctuation of mix can be decreased by using instantaneous power control.

采用瞬时功率控制可减小混炼胶的门尼粘度波动.

According to the instantaneous power theory, the three-phase PWM rectifier's mathematical power model is established.

根据瞬时功率理论，推导和建立了三相PWM变换器的功率数学模型。