查询词典 spectrum line

In order to restrain the high noise in low voltage power line, a spread spectrum scheme for PLC is also designed in this system.

为抑制我国低压电力线环境上的严重噪声，本文也为该系统设计了适合于电力线通信的扩频方案。

God has not read every line of five spectrum, the first time, after penalties remain the classroom.

每有看不懂五线神谱者，first time，罚立于教室后。

Extracting line spectrum from ship-radiated noise is a key technique for identification of underwater targets in passive sonar system.

线谱是水中目标辐射噪声中重要的特征信息，在被动声呐系统中，线谱提取是水中目标识别的关键技术。

This system is based on a line sensor and group delay spectrum in which the relevant advantages have been mentioned above.

本系统基於条状感测器和群延迟频谱有著上述的优势；更进一步，经由实验得知本论文的辨识率为 93.82%。

Line spectrum provide significant distinct information in radiation noise of underwater target.

线谱是水中目标辐射噪声中重要的特征信息，在被动声呐系统中，线谱提取是水中目标识别的关键技术。

The powers of each line of spectrum were measured and the wavelengths were calculated. Th

该装置尺寸小，使用比较方便，可以满足连续波DF化学激光器性能研究的需要。

The boardening of the spectral line in the spectrum when the helix stucture is perpendicular to the atomic be...

观察了螺旋线慢波结构轴与原子束垂直放置时波谱中谱线的增宽，并进行了讨论。

According to the results of strength analysis, combining with load spectrum tested on line, fatigue life analysis is executed by Fortran language based on IIW and BS Standards.

在静强度分析的基础上，结合实测载荷谱，用Fortran语言编程，应用IIW和BS标准针对该车典型的焊接接头比较了寿命的评估结果。

Focused on a resonance-grounded power system,a new method of selecting faulted line based on multifractal spectrum of the zero-sequence current is presented.

系统阐述了多重分形和多重分形谱的小波局部极大模计算方法，提出了利用多重分形谱对线路的零序电流进行分析，根据谱图进行判断故障线路的新方法。

Ordinarily, a range of values of y' are integrated, which has the effect of broadening and shifting a monochromatic line in the spectrum which is recovered from the Fourier transform of I.

通常， y'的价值的范围；是联合，有变宽的作用并且转移一条单色线在光谱从I。

Cynanchum Lingtai apricot production in the average weight 65 grams, the brightly-colored fruit, juicy rich, sweet-sour taste, sweet from the nucleolus, when the late Qing Dynasty famous Shaanxi, Gansu provinces, the Qing imperial court Tongzhi tribute for years.

灵台生产的牛心杏平均单果重65克，果实色泽鲜艳，汁多味浓，甜酸适口，离核仁甜，清末时就驰名陕、甘两省，清同治年间曾为朝廷贡品。

Chenopodium album,Solanum nigrum, and Amaranthus retroflexus were very susceptible to the herbicides. Polygonum persicaria and Abutilon theophrasti were relatively less susceptible to the herbicides, and Lycopersicon esculentum was not susceptible to it. The relationship between reduction rates of weed biomass and PPM values of weed leaves 2,4, and 6 days after treatment was established.

供试的6种杂草对该混剂的敏感性存在显著差异：红心藜Chenopodium album、龙葵Solanum nigrum和反枝苋Amaranthus retroflexus对该混剂最敏感，ED90值分别为47.65、71.67和29.17g/hm2；春蓼Polygonum persicaria和苘麻Abutilon theophrasti敏感，ED90值分别为96.91、114.20g/hm2；而番茄不敏感。