But the line located in the low frequency of ship noise spectrum has high intensity and stability. This fact provides new idea in estimating target motion parameters.
而处于舰船噪声低频区的线谱具有很高的强度和稳定度,这一事实为估计目标运动要素提供了新的思路。
If input sigmal is supwrimpsed with high-frequency noise use a low-pass filter in the input signal line.
若输入信号伴随高频干扰,应在线里用高频过滤器。
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。
The design of reliable high speed communication systems for power line communication (PLC) requires an accurate knowledge of such channel specific characteristics as attenuation, impedance and noise.
为了设计基于电力线通信( PLC)的高速可靠通信系统,必须了解衰耗、阻抗、噪声等电力线信道特性。
In-Line pumps are mainly used to water supply for high buildings, booster pipeline pumps, fire fighting and air condition system with virtually no noise or vibration.
管道泵主要用于高层建筑供水、管道增压、消防喷淋和中央空调循环系统,具有振动小、噪音低的特点。
The aircraft with high accuracy, high speed, low noise characteristics, can be carried out on flat glass cutting a straight line and contour.
该机具有高精度、高速度、低噪音的特点,可对平板玻璃进行直线和异形切割。
There are stochastic Gaussian noise, multi-path effect and attenuation in the power line communication. It is difficult to transmit high-speed streams.
电力线通信存在随机高斯噪声干扰、多径效应和信道衰减,严重制约了高速数据的传输。
A new fast digital filter of on line eddy current testing system for decreasing the effect of high frequency noise was researched.
针对涡流在线检测系统中的各种高频噪声影响,设计了快速去噪滤波算法。
There are some weaker noise-light peaks between the double line-image. It should be improved for high precision imaging.
同时发现双线象时会出现噪音光强小峰,这在精确成象时仍是要设法避免的。
There are some weaker noise-light peaks between the double line-image. It should be improved for high precision imaging.
同时发现双线象时会出现噪音光强小峰,这在精确成象时仍是要设法避免的。
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