低频

Applicafion of the Low-Frequency Electrical Pulse Oil Production Technology in the Downhole.

与井下 低频 电脉冲采油技术的应用>>相似的文献.

There is little doubt that exposure to ELF causes childhood leukemia.

毋庸置疑,暴露于低频电磁场可引起儿童白血病.

Power System Stabilizers ( PSS ) are effective in damping the low frequency oscillation.

电力系统稳定器 ( PSS ) 的应用,在抑制低频振荡方面取得了明显的效果.

Its degree ranges from slight to profound at both lower and frequencies.

其程度从轻度到重度均有,但一般不会全聋,可累及低频和高频听力.

Peak indicator light and LF low frequency switch per mono channel.

每路单声信道具有峰值指示灯及低频切除开关.

Purpose: Low frequency power amplifier , medium speed switching applications.

用途: 用于低频功率放大及中速开关.

Very little effort has been devoted to the experimental measurement of low frequency combustion response.

在低频燃烧响应的试验测定方面只做了很少的工作.

Uses: Applicable to low-frequency AC circuits, DC and pulse circuits.

用途: 适用于低频交流电路, 直流电路及脉动电路.

The synchronized low-frequency rectifier is similar to a push-pull rectifier.

同步 低频 整流器与推挽整流器相似.

This firmly establishes the nature of the oscillations as low acoustic eigenmodes of the subphotospheric layers.

这就确凿地证实了振荡的本质是次光球层的低频声波本征模式.

Good electrical insulation under the condition of low frequency and low voltages.

在低频、低压条件下具有良好的电气绝缘性.

This paper introduces low frequency characteristic extension technique of velocity vibration sensor.

本文介绍了速度型拾振器低频特性的拓展技术研究.

In this paper low-frequency vibration problems of rotating machinery are investigated.

应用时频分析方法研究了回转机械低频振动问题.

Which include envelop generator, low-freq oscillator, envelop control, manual control, etc.

这些手段是包络发生器 、 低频振荡器 、 包络控制 、 手动控制等.

M-Magnum Dynalab FT-101 A-Pleasant light, airy sound. Lacks bass dynamics.

53密林的FT-101A轻快愉悦而富有空气感的声音, 缺乏低频动态.