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- A sound with a high frequency is said to be high-pitched and a sound with a low frequency is low-pitched. 高频率的声音有较高的音调,低频率的声音音调则较低。
- 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。
- A long range link,established with the high power Very Low Frequency (VLF) system,resists atmospheric nuclear effects and is very difficult to jam. 用高功率甚低频系统建成的一条远距离链路,可抵抗大气核爆炸效应,且敌人很难干扰。
- High attenuation to low frequency,excellent perform ance of common mode and differential mode interfere nce suppression. 极佳的低频段衰减特性,具有良好的共模和差模干扰抑制性能。
- Frequency domain:total frequency components(TF),low frequency components(LF),high frequency components(HF). 频域分析:总频谱成分(TF),低频成分(LF),高频成分(HF)。
- The hearing aid determines if the sound is a high frequency sound or a low frequency sound. 通过100个滤波器和音素分析器决定哪些声音是高频或低频声,哪些声音是元音和辅音。
- High attenuation to low frequency,excellent performance of common mode and differential mode interference suppression. 极佳的低频段衰减特性,具有良好的共模和差模干扰抑制性能。
- The high frequency pulse 50-100/sec is known as dense wave, the low frequency pulse 2-5/sec termed as rarefaction wave. 频率快的叫密波(高频),一般在50-100次/秒,频率慢的叫疏波(低频),一般在2-5次/秒。
- The abnormal colours of seedlings turned a low frequency. 颜色异常的苗木出现频率较低。
- Laser direct writing of micro-OVD with low frequency templates[J]. 引用该论文 魏国军;周小红;周雷;陈林森.
- Low frequency high power ultrasound is a recent addition to the list of methods for arterial angioplasty. 超声血管成形术是近年来一种新的血运重建方式。
- There are four types of breathing patterns going from high frequency to low frequency, alpha, beta, theta, and delta. 呼吸的模式可以根据呼吸频率而分为阿尔法,贝塔,森塔,和带尔塔。
- Company main products: Voltage stabilizer , high low pressure transformer , reactance implement. 公司主要产品:稳压器、高低压变压器、电抗器。
- This effect is obvious at lower frequency band. 这种效应在振动低频区段更为显著。
- Unlike low frequency data,high frequency data has the calendar effects and long memory volatility. 与低频数据不同,高频数据通常具有“日历效应”和波动长记忆性。
- Achievement should admit number index to combine nature to have with this locality have high low. 成绩要跟本地录取人数指标结合自然有高有低了.
- Q1, Q3 and Q5 switch at high frequency (HF) while Q2, Q4 and Q6 switch at low frequency (LF). Q3和Q5会在高频(HF)切换;而Q2、Q4和Q6则会在低频(LF)切换。
- Use extensively at equipment of aspic of library of aspic of icebox of high low temperature, knot, knot. 普遍用在高矮温冻藏库、结冻库、结冻配置。
- If it is a low frequency sound, it is processed as an analog signal. 对低频声进行传统的处理。
- If make condole cabinet, low ark appropriate rectifies a platoon, do not high low, break suddenly ignore add. 色彩会让视觉产生距离效果,可从感觉上扩大空间。