I started with a KillAWatt P4400 power meter and the U.S. Department of Energy average of 11 cents per kilowatt hour of electricity. After that, I estimated my own household's average device usage.
我以一只KillWatt P 4400型电表和美国能源部每千瓦平均11美分的价格开始，之后，我评估了我家的使用的所有小设计的平均使用量。
If your application needs to measure the average power, the low price of the EPM series (E4418B and E4419B) power meter can provide accurate and repeatable measurement results.
如果您的应用需要测量平均功率，低价格的EPM系列(E4418B和E4419B)功率计能提供精确和可重复的测量结果。
If your application needs to measure the average power, the low price of the EPM series (E4418B and E4419B) power meter can provide accurate and repeatable measurement results.
如果您的应用需要测量平均功率，低价格的EPM系列(E4418B和E4419B)功率计能提供精确和可重复的测量结果。
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