Based on T type filter, the new ballast can achieve a wide dimming range with a very narrow frequency variation range, and it can operate with low lamp current crest factor.
基于T型滤波器的调光方法，能在很窄的工作频率范围内实现深度调光，同时具有灯电流波峰因数低的优点。
This machine has wide filter area, heavy flow, wide range of application, and is broadly used in the pharmaceutical industry, chemical industry, food industry and so on.
本机过滤面积大，流量大、适用范围大、广泛应用在制药、化工、食品等行业。
Optical filter has a wide range of applications. There are a variety of optical filters available in engineering applications.
光滤波器的应用范围广泛，工程应用中有多种光滤波器可供选择。
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