Warning: file_put_contents(): Only 0 of 5543 bytes written, possibly out of free disk space in /www/wwwroot/ppbbu/28094.com/index.php on line 55 standard watt-hour meter是什么意思，standard watt-hour meter的翻译，standard watt-hour meter音标、读音、用法和例句_贰靶汉英词典
With 3-wire and 4-wire real reactive reference standard, it is capable of calibration for various artificial reactive or real reactive watt-hour meter. 具有三線、四線真無功標準，能滿足各類人爲無功或真無功電能表的檢定。