epstein test 中文意思是什麼
epstein test
解釋
鐵損試驗-
Epstein standard test method for alternating - current magnetic properties of materials at power frequencies using wattmeter - ammeter - voltmeter method and 25 - cm epstein test frame
用瓦特計-安培計-伏特計和25厘米愛普斯坦 -
Epstein test method for alternating - current magnetic properties of materials at power frequencies using wattmeter - ammeter - voltmeter method and 25 - cm epstein test frame
電源頻率下用瓦特計-安培計-伏特計法和25厘米艾普斯亭 -
Epstein standard test method for alternating - current magnetic properties of materials at low inductions using the wattmeter - varmeter - ammeter - voltmeter method and 25 - cm 250 - mm epstein frame
在低感應條件下用萬用表法和25厘米艾普斯亭
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