wattmeter中文什么意思

n.
瓦特计，电表。

• ac wattmeter:    交流瓦特计
• airflow wattmeter:    气流瓦特计
• astatic wattmeter:    无定向瓦特计

例句与用法

更多例句：  上一页    下一页

1. Test method for alternating current magnetic properties of laminated core specimen using the voltmeter - ammeter - wattmeter methods
   伏特计-安培计-瓦特计测定叠层铁芯样品交流电磁特性的方法
2. Standard test method for alternating current magnetic properties of laminated core specimen using voltmeter - ammeter - wattmeter methods
   用万用表法测定叠片铁芯样品的交流磁性的标准试验方法
3. Wattmeters will be calibrated by direct comparison method against the laboratory standard wattmeter with phantom load
   功率表将透过直接比较法及用虚假负载，利用本所的标准功率表，加以校正。
4. Standard test method for alternating - current magnetic properties of toroidal core specimens using the voltmeter - ammeter - wattmeter method
   使用伏特计-电流计-瓦特计方法测试环形铁芯试样交流磁性能的标准试验方法
5. 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
   用瓦特计-安培计-伏特计和25厘米爱普斯坦

英文释义

名词

1. an instrument for measuring in watts the flow of power in an electrical circuit

百科释义

The wattmeter is an instrument for measuring the electric power (or the supply rate of electrical energy) in watts of any given circuit. Electromagnetic wattmeters are used for measurement of utility frequency and audio frequency power; other types are required for radio frequency measurements.