The volt-second product in these components changes in the opposite direction with a change of phase shift between the two bridge legs.

两个桥臂之间相位移发生变化时变压器和电感的感应电压以相反的方向变化。

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The second is that it can travel 400km on an overnight charge from an ordinary 240 volt socket.

其二，从普通的240V的插座充电一夜就可以让这款Telsa行驶400公里。

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The president's second stop is at the General Motors plant that manufactures the Chevrolet Volt, an electric and gas-powered vehicle that some say might revolutionize the industry.

VOA: standard.2010.07.29

Next week, GM will be halting production of the Volt for the second time this year at its Detroit-Hamtramck, Mich.

FORBES: Stunner: GM May Be Losing $50,000 On Each Chevrolet Volt