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- changeable frequency machine 变频器
- Mainly engaged in production and development Blister machine, high frequency machine, blister packing machine, vacuum-fitted, production lines and other products. 主要从事生产开发吸塑机，高周波机、吸塑包装机、真空贴体、生产线等系列产品。
- This article introduces the princile and the clinical application of the radio frequency machine, clarifies its advantage and prospect of the?future application. 介绍射频机的原理及其在临床的应用,阐明其优越性和广泛的应用前景。
- variable speed with changeable frequency 交频调速
- HF Machine: High Frequency Machine 高频机/高周波
- It's so changeable at this time of year. 这段时间天气变化无常。
- His temper's is changeable this week, so do not annoy him. 这星期他脾气变化无常，所以不要惹他生气。
- The small city has the climate that is changeable in the extreme. 这座小城有变化多端的气候。
- He varied the transmission frequency. 他变换了无线电传送的频率。
- His temper's been changeable this week, so don't annoy him. 这星期他脾气变化无常,所以不要惹他生气。
- A unit of frequency equal to one cycle per second. 赫兹频率的单位，等于每秒一周
- Fatal accidents have decreased in frequency over recent years. 近年来死亡事故发生的频率已经下降。
- The weather in Shanghai is very changeable. 上海的天气变化多样。
- All feelings in the human mind are changeable. 人类所有情感都不是一成不变的。
- The weather was very changeable last spring. 去年春天的天气变化无常。
- We can often correlate age with frequency of illness. 年龄的大小往往与发病率有关。
- He was very changeable,often blowing hot and cold. 他朝三暮四，老是反复无常。
- Accidents on that highway are happening with increasing frequency. 那条高速公路上车祸发生得越来越频繁。
- The quality of being changeable;mutability. 变化无常作为可变化的性质；变动
- The weather in Xi'an is always changeable. 西安的天气很易变的。
