standard watt-hour meter
常見例句
- 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(biāo)準(zhǔn)，能滿足各類人為無功或真無功電能表的檢定。 返回 standard watt-hour meter