这些注释使变量能够在视图模板和Seam组件之间双向流动。
These annotations enable a bidirectional flow of variables between the view template and Seam components.
该电路特别适合于能量需双向流动的PWM整流和逆变场合。
The circuit is fit for the PWM rectifying and inverting situation at which the power should flow in two direction.
PWM整流器具有功率因数高、能量可双向流动、直流电压恒定等优点。
PWM rectifiers have the characteristics of large power factor, bidirectional power flow and constant direct voltage.
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