phase meter短语¹¹⁴⁴⁶⁷⁺⁴ 基本例句 相位表 After function test and practical operation, it is confirmed that the YPH phase meter is highly reliable, stable in performance, easy in use, and low in power dissipation. 经性能测试和实际使用，证实了苏大YPH具有工作可靠，性能稳定，操作简便，整机功耗低等优点。 cnki