To ensure accurate measurement, must be in accordance with JJG1021-2007 "power transformer" and DL / T448-2000 "power metering device technical management procedures" for testing.
为保证计量准确，必须按照JJG1021-2007《电力互感器》和DL/T448-2000《电能计量装置技术管理规程》进行检验。
This is advantageous for making the lighting device robust to large power dissipation, especially under high current testing conditions.
这有利于使得照明设备 对大功耗特别是在高电流试验条件下具有鲁棒性。
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