GB/T 17883-1999
0.2S和0.5S级静止式交流有功电度表
https://static.assets-stash.eet-china.com/album/old-resources/2009/3/29/1f679b94-d060-4377-ad11-167d31123ca9.rarhttps://static.assets-stash.eet-china.com/album/old-resources/2009/3/29/ed8efa7c-a710-4306-ad12-5feebbf000f5.rar
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