本文报导了一个由正弦振荡气源、换能器组成的测量系统。
A measuring system consisting of the sinusoidal oscillation air supply and the transducer in connection with respiratory system of man or animal is presented.
采用开关元件控制的恒流充放电是产生稳定非正弦振荡波的主要方法。
Constant current charging by switch control is the main method to generate non-sinusoid oscillation waveform.
并根据LC正弦振荡电路基本原理，设计刀具接触传感系统和刀具进给策略，实现对刀具的高精度自动定位。
According to the basic principle of LC oscillator, the cutter contact sensing system and locomotion strategy are designed to realize cutter location automatically.
例如，让我们考虑一下正弦波，也即正弦曲线这样一个描述平稳反复振荡的数学函数。
For instance, let's consider the sine wave, or sinusoid, a mathematical function that describes a smooth repetitive oscillation.
分析了用运算放大器组成正弦波振荡电路的起振条件和输出电压幅值的调节及选频网络的构成。
This paper is involved in the analysis of oscillation starting condition, output voltage amplitude adjustment, and frequency selection network composition of sinusoidal coave oscillation circuit.
本文用数字粒子成像测速仪(DPIV)，对圆柱体在静水中作正弦振动而产生的振荡流场进行了实测研究。
Digital particle image velocimetry (DPIV) was applied to investigate the flow field around a circular cylinder undergoing sinusoidal oscillating movement in still water.
方程的二阶近似解显示出非线性效应对振荡频率稳定度、振幅稳定度及波形正弦纯度的影响。
The frequency stability, amplitude stability and harmonic content can be deduced from the second order perturbation solution of that equation.
还提出了采用单自由度线性无阻尼自由振荡系统作为测定传感器谐波失真度的一个高纯度正弦波激振源。
It is also recommended in this paper that a linear nondamping free vibration system of a single freedom degree can provide a stimulant source of sine wave with high purti…
在典型的R LC振荡放电电路中，引入5 5 5时基电路和水银继电器作为控制电路，设计了阻尼正弦瞬变信号发生器。
In typical R-L-C resonance circuit, the 555-time-circuit and mercury relay are used as control unit. A damped sinusoid source is designed. It has been proved that the source satisfies our request.
在典型的R LC振荡放电电路中，引入5 5 5时基电路和水银继电器作为控制电路，设计了阻尼正弦瞬变信号发生器。
In typical R-L-C resonance circuit, the 555-time-circuit and mercury relay are used as control unit. A damped sinusoid source is designed. It has been proved that the source satisfies our request.
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