frequence
英
美
n. 频数，频繁
英英释义
noun
- the number of occurrences within a given time period
- the frequency of modulation was 40 cycles per second
- the frequency of his seizures increased as he grew older
双语例句
- And mainly introduced some important technology branches including disturbance frequence spectrum ( lEMI) nature electromagnetism, disturbance and electromagnetism pulse etc.
重点介绍干扰频谱分布、意电磁干扰（EMI）自然电磁干扰和电磁脉冲等几个重要技术分支。 - For example, top-down parsers are guaranteed to find every possible production, but can be extremely slow because of frequence ( exponention order) backtracking.
例如，top-down解析器可以确保找到每一个可能的产品，但可能会非常慢，因为要频繁地（指数级）进行回溯。 - And the analyses on the systematic relationship, frequence and abundance, and the adaptability of these ferns are given in order to find more arsenic-accumulating ferns.
为寻找更多、更有效的砷富集蕨类植物，对湖南省石门县雄黄矿场砷富集区的蕨类植物的种类及其生长状况进行了系统性调查分析。 - Application of Emerson Common DC Bus AC Variable Frequence and Speed Regulating System on Centrifugal Machine
速度调节感应离合器艾默生共直流母线交流变频调速系统在卧螺离心机中的应用 - Because customers will be numb under excessive frequence of sales promotion, and the stimulation to purchasing intention of customers will be more and more dim.
因为促销频率过高容易使顾客对促销逐渐感到麻木，对客户的购买欲望的刺激将会越来越小。 - A New Technology of Frequence Compensating Based on FIR Filter
一种基于FIR滤波器的频响补偿技术 - Information Hiding and Detecting on Image Frequence Domain
基于图像频域的信息隐藏及检测技术研究 - Objective: Analyze the high frequence ultrasonography features and its relative pathologic basis of small breast neoplasm in order to improve the accuracy of small breast neoplasm diagnosis.
目的：本研究通过对乳腺小肿瘤声像图表现与病理组织学回顾性对照研究，探讨乳腺小肿瘤声像图特征性征象。 - We experimentally fabricate GHz high speed optical receiver front-end and measure their frequence response using microwave network analyzer.
在实验上制作了GHz级高速光接收机前端，并用微波网络分析仪测试了前端的频率响应。 - Method of Time Frequence Syntony for Flutter Boundary Prediction
颤振边界预测的时频共振方法研究