1、

Study on the best noise monitor time of typical four function area

4类噪声标准适用区最佳监测时间研究

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2、

out of band noise monitor

带外噪声监测器

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3、

The module design contains transmission line, bias and APC circuit of LD, low noise and high linearity RF circuit, FSK modern, monitor and control circuit design and PCB layout.

本文重点进行了光模块主要的电路包括传输线、LD偏置电路与APC电路、低噪声高线性射频电路、FSK调制与解调功能电路与监视控制功能电路的设计。

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4、

By monitoring noise and recording the variation of vehicle model and traffic thins of each lane in monitor sites of thruway and referring to other parameters of the monitor sites of thruway, sound source distribution of traffic noise was studied.

通过现场噪声监测,记录高速公路监测点位各车道车型车流量的变化,同时参照该点位高速公路的其他参数,探究高速公路交通噪声的源强分布。

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5、

The main disadvantage of traditional monitor system is to monitor one point by one sensor, the reliability is reduced because of the inner quality and the external noise.

传统监控系统的一个主要缺点是利用单一传感器来监控单一监控点,由于传感器内部品质和系统外部噪声的影响使得系统的可靠性不理想。

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6、

It can monitor and control any terminal real time noise state;

能监控任何终端的实时噪声状态;

provided by jukuu

7、

Noise pollution and its control in construction monitor and analysis

建筑施工噪声的污染与控制

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8、

An AD ( analog-digital) converter, a signal conditioning circuit and an environment noise sensor can also be arranged so as to monitor directly.

还可设置AD转换器、信号调理电路和环境噪声传感器,以便直接监测。

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9、

furthermore, the electrochemical noise ( ena) measure was applied to monitor electroless plating nickel process.

并采用电化学噪声研究了化学镀镍的沉积过程。

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10、

In structure online health monitor, the inconvenience of the certain vibration response quantity and the existence of the measurement noise enable the extraction of the modal parameter to have not the complete characteristic, and difficulty for the damage recognition.

结构在线健康监测中,某些振动响应量实测的不方便和测量噪声的存在,使得提取的模态参数具有不完备性的特点,给损伤识别造成了困难。

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11、

[ Methods] Instant monitoring and equivalent continuous A-weighted sound pressure level monitoring were applied to monitor the noise intensity in 3 workplaces with incontinuous and unstable noise.

方法选择有噪声作业的3个场所,且噪声是不连续、非稳态噪声,分别用瞬时测定方法和等效连续A声级测定方法对噪声强度进行测定。

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