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- abnormal frequency current 异频电流
- The direction of the low frequency current with maximum frequency was also WSW. 低频流出现频率最多的方向和潮流基本一致。
- The mortor is driven by a slip frequency current regulation control. 系统是采用滑差频率的电流调节控制。
- In electronics, undesirable low frequency currents interfering with a desired signal, and usually caused by a poorly screened alternating mains supply. 在电子学领域，一种不希望发生的低频电流，它干扰所要求的信号。通常这种现象是由于交流供电线路屏蔽不良引起的。
- ObjectiveTo observe the effect of low frequency current hydroelectric bath therapy modulated by medium frequency on sequela of sprain of ankle. 目的观察低频调制中频电水浴疗法对足踝扭伤后遗症状的治疗效果。
- To derive the residual low frequency current velocity, one usually deploys current meter moorings over 25 hours or more to remove the diurnal and semi-diurnal tidal components. 若要得到低频流速（主要是平均流及周期大于一天的海流），通常会施放流速仪，测量海流时间超过25小时，才能将全日潮和半日潮的成分滤除而得低频流的流速。
- Using the long-term current data measured by buoys, the cause for the low frequency current variation in the Huanghai Sea and the East China Sea has been analyzed in this paper. 本文利用近几年观测的长时间序列的海流数据和沿岸海洋站上风和气压资料,分析了引起黄东海陆架低频流变化的原因。
- ObjectiveTo compare the effects of modulated medium frequency low frequency current hydroelectric bath therapy and electromagnetic therapy on heel pain. 目的比较低频调制的中频电水浴疗法与电磁疗法治疗足跟痛的疗效。
- Conclusions Xenon light low frequency current has both efficacies of deeply thermal break-through and low frequency curent curative effect.It has exactly ... 结论氙光低周波具有光波深层透热与低频电疗两种功能,对膝骨性关节炎有确定的治疗效果。
- The high voltage supply to the test electrode shall be either alternating current, direct current, high frequency current or impulsed current as specified in 4.1. 通常采用的测试高压电源有交流、直流、高频和脉冲。在4.;1中有详细介绍。
- The carrier signal injection method and the heterodyning algorithm for the extraction of high frequency current containing rotor space-position information are all discussed. 讨论了载波信号的注入、提取以及包含转子位置信息的高频负序电流的外差处理技术。
- Parameter Measurement of Ground Net by Abnormal Frequency Method 用异频法测量地网参数
- The main limitation of a Intensity-Modulated- Continuous-Wave laser rangefinder is the leakage distortion created by the high frequency current source which modulates the laser diode. 在调强连续波激光测距系统中，调制激光器的高频电流源产生的泄漏干扰是影响测距精度的主要因素。
- The wind variation, wavelike meander of Kuroshio and Taiwan Warm Current and instantaneous eddy, atmospheric pressure vibration are mainly factors for the low frequency current variation. 初步得出:风的变化、强流弯曲和瞬时涡旋是低频流变化的机制,而在半封闭海区低频流的变化同海面气压振荡有关。
- The weather is abnormal this year. 今年的气候不正常。
- An abnormal or pathological respiratory sound. 水泡音，罗音不正常的或由疾病引起的呼吸声
- It's abnormal for the boy to eat so much. 这个孩子吃这么多是不正常的。
- The test results in this paper show that ZnO arrestor unit with a series gap for transmission lines is able to cut off power frequency current quickly before the circuit breaker operate. 试验研究证实：氧化锌限流元件串联放电间隙能够在断路器动作之前，快速截断工频续流。
- A small, abnormal bony outgrowth. 骨赘，骨刺畸变的骨质小赘疣
- An abnormal fear of high places. 恐高症对于高处的一种不正常的恐惧
