频: Ⅰ形容词(次数多) frequent 短语和例子这儿春季雨很频。 rains are frequent here in spring.Ⅱ副词(屡次) frequently; repeatedly 短语和例子捷报频传。 reports of new victories keep pouring in.Ⅲ名词1.[物理学] (物体每秒钟振动的次数) frequency 短语和例
Example Sentences:
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5 . the extinction tomography system are synthesizilly analyzed in frequency domain . the influence of uncompleted projection data and image construction algorithm to the image quality is researched too 对消光层析成像系统进行了频域综合分析,研究了不完全投影数据和图像重建算法对图像质量所造成的影响。