Based on the method of SVPWM, various forms of phase voltage waveforms are generated by adjusting the duty time of the two zero vectors and the duty order of every vector.

在空间电压矢量形成PWM波的基础上，通过两个零矢量作用时间的不同分配及调节各矢量作用顺序，形成了不同形式的相电压波形。

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Gauge Pointers shall be balanced and provided with a micrometer adjustment so that zero shift may be corrected without adjusting the movement.

表指示器应当是平衡式的并有微调，这样零点漂移可以不用调节可动元件来修正。

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Water line demarcation test should be carried out when starting up and adjusting the subcritical drum boiler, to certify the zero benchmark of the local water gauge.

亚临界压力的汽包锅炉在启动调试时应进行水位标定试验，以确定就地水位表的基准零位。

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At a zero short-term interest rate, the central bank would have to work on adjusting longer-term rates.

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