Homework way adopts electric switching mechanism, can complete the whole machine shift in 5 minutes, operating saves time, safe and reliable.

作业让位采用电动移机机构，5分钟完成整机移位，操作省时省力、安全可靠。

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This paper introduces a novel PWM welding inverter with Zero-Voltage-Switching (ZVS) and Zero-Current-Switching (ZCS) phase shift full bridge.

介绍一种新型的零电压、零电流全桥相移pwm弧焊逆变器。

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By letting go and switching our focus, we shift our energy away from the problem and are now "energizing" the solution.

通过放手暂时的转移注意力，我们就把精力从问题本身转移开来了其实就相当于把精力转到了解决方案上面去了。

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The Vendor Relationship Management (VRM) community could bring another shift as start-ups begin invading this space, switching the emphasis to managing personal data assets on behalf of users.

FORBES: Why Competing Is Getting Harder (And What to do About It)

Switching to a lower heel partly requires a perception shift: The eye has to become accustomed to a different proportion.

WSJ: The New Heels: Sweet and Low-Down