白色的隆起物在一条脊美鲸的头部是皮肤磨损称为老茧皮。
The white bumps on a right whale's head are skin abrasions called callosities.
鲸鱼图片美术馆。白色的隆起物在一条脊美鲸的头部是皮肤磨损称为老茧皮。
Photo Gallery: Whales The white bumps on a right whale's head are skin abrasions called callosities.
通过对气隙转矩的计算处理,利用小波脊线提取气隙转矩中转子断条故障特征频率分量,克服了分析定子电流信号时的不足,实现了电机转子断条故障的在线监测。
The broken bars faulty can be on-line monitored by extracting feature component based on wavelet ridge. Calculation of air-gap torque overcomes the disadvantages which based on current signal.
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