1、

Microwave photonic filters are the key component in the system of photonic signal processing of microwave signals. It uses optical fiber and integrated photonic devices to carry out the filtering of clutter and noise from the wanted signal.

微波光子学滤波器作为全光微波信号处理系统的核心器件,利用光纤和光器件使有用的微波信号通过而抑制噪声和无用的微波频率信号。

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2、

A noise control in static hydraulic test for tubing

油井管静水压试验系统的噪声控制

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3、

Application about Higher Mode Stator Curve in Double-acting Vane Pump Noise Reduction

高次定子曲线在双作用叶片泵降噪中的应用

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4、

Some factors which influence double-acting vane pump noise were discussed.

主要分析了影响双作用叶片泵噪声的因素。

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5、

Discussion on Noise Problems for Double-acting Vane Pump

双作用叶片泵噪声的产生机理和降噪分析

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6、

Booster compressor noise has the characteristics of wide frequency band, intense low fre-quency sound and considerably high total sound pressure level.

增压机噪声具有频带宽、低频声强烈,且总声级又相当高的特性。

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7、

Research on Booster Compressor Noise Controlling

增压机噪声治理的研究

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8、

The Study of Adaptive Active Noise Control for the Nature Gas Booster Station

天然气增压站自适应主动降噪技术研究

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9、

Study and practice on Noise Control of Large Centrifugal Blower

离心鼓风机噪声治理研究与实践

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10、

Approach on Noise Impact Criteria for Urban Rail Transit Projects in America

美国城市轨道交通工程噪声环境影响评价标准探析

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11、

Auditory brain stem responses to tone bursts and notch noise masked tone bursts in estimating hearing levels in children

短纯音及切迹噪声掩蔽的短纯音ABR用于儿童听力评估的研究

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12、

Then, the thesis proposes an unsharp masking technique with Gaussian noise suppression through analyzing and comparing various edge detection operators.

随后通过对各种边缘检测算子的分析和比较,在传统反锐化掩模算法的基础上,提出了一种带高斯噪声抑制的反锐化掩模算法。

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13、

The noise of someone banging at the door roused her from her stupor.

梆梆的敲门声把她从昏迷中唤醒了.

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14、

Four sets of RDS were designed to specify the relationship between human stereoscopic noise tolerance and binocular disparity, magnitude and structure of figure and texture of image respectively.

设计了四套随机点立体图对,用以说明双眼视差、图形大小和结构、图像质地与人的体视抗干扰能力之间的关系。

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15、

Noise Criteria and Measurement of Natural Gas-fired Combined Cycle Power Plant

级联循环,阶式循环天然气联合循环电厂的噪声值及测量

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16、

An Opinion on the Noise Criteria of Dredgers

挖泥船噪声标准刍议

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17、

To improve beamforming under low signal-to-noise ratio, a method based on stochastic resonance ( SR) in a bistable model is investigated by using a frequency scale transformation method.

为了改善低信噪比下波束形成的性能,从双稳态随机共振模型出发,提出了利用频率尺度变换,将随机共振和波束形成结合起来的算法。

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18、

Control of the Boiler blowdown Noise

锅炉排污噪声控制的简易措施

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19、

THE PREDICTION OF BOTTOM SLAMMING Control of the Boiler blowdown Noise

底部砰击预报锅炉排污噪声控制的简易措施

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20、

In scene matching, false matching occurs due to brightness, contrast, scale, noise, and rotation difference between real-time target image and standard target image.

景象匹配中,实时目标图与基准目标图之间的亮度、对比度、噪声水平以及旋转等差异是造成误匹配的重要原因。

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