伏安计是用于测量电压和安培数的仪器。
A voltammeter is a device for measuring voltage or amperage.
刻度盘上的刻度表示电流强度的安培数。
The scale is marked to show the strength of the current in amperes.
功率的瓦特数等于安培数乘以伏特数的积。
订购保险丝时,请注明额定电流安培数和电压。如果需要确定适当的尺寸,请参阅美国国家电气规程。
When ordering fuses, specify Ampere rating and voltage. Refer to the National Electrical Code for proper sizing.
订购保险丝时,请注明额定电流安培数和电压。如果需要确定适当的尺寸,请参阅美国国家电气规程。
When ordering fuses, specify Ampere rating and voltage. Refer to the National Electrical Code for proper sizing.
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