查询词典 spread

And the effects of floods on the spread and invasion of Eupatorium adenophorum are discussed based on the characteristics of serious soil and water loss and widely spread of this plant in jinsha River.

最后，根据金沙江流域水土流失严重和紫茎泽兰在该流域大面积分布的特点，探讨了洪水对紫茎泽兰扩散入侵的影响。

It contains: a continuous guide frequency generating module to generate DPCCH non-guide frequency emission estimation value according to input DPCCH de-spread signal and guide frequency emission signal, and combine the estimation value with the DPCCH guide frequency emission signal to generate continuous guide frequency; an average fading factor generating module to generate average fading factor of each DPCCH code according to the input continuous guide frequency and DPCCH de-spread signal; a demodulation signal generating module to generate DPCCH and DPDCH demodulation signals according to the input average fading factors and DPDCH and DPCCH de-expanding signals at the corresponding time.

这种码分多址通信系统的信号解调装置包含：连续导频产生模块，用于根据输入的DPCCH解扩信号以及导频发射信号，产生DPCCH非导频段发射估计值，并将所述DPCCH非导频段发射估计值与所述DPCCH导频发射信号合并，产生连续导频；平均衰落因子产生模块，用于通过输入的所述连续导频以及DPCCH解扩信号，产生DPCCH各个码元的平均衰落因子；解调信号产生模块，用于通过输入的所述DPCCH各个码元的平均衰落因子，以及对应时刻的DPDCH解扩信号和DPCCH解扩信号，产生DPCCH和DPDCH解调信号。

left push ; right push ; three digit spread ; four digit spread ; three digit unite ; four digit unite ; step

着重介绍三个内容：与数制相关的基本概念，计算机中常用数制的认识，各种不同数制之间的转换。1与数制相关的基本概

This four-wheeler change direction system to fasten exploitation controller to accept a car to soon spread feeling machine and steer device to turn the signal that the Cape spread a feeling machine to come to compute empress a round need it turn Cape, subsequently make the liquid press system push empress rotate to, but after this four-wheeler change direction vehicle rotate Cape most can only attain one degree.

此四轮转向系统系利用控制器接受车速传感器及方向盘转角传感器之讯号来计算出后轮所需之转角，继而使液压系统推动后轮转向，而此四轮转向车辆之后轮转角最多只可达到1度。

There are two primary forms of rabies: urban rabies, spread by nonimmunized domestic dogs and cats and rural rabies spread by the skunk, fox, raccoon, bat, and occasionally livestock.

他们是两个主要的类型：市内的病毒，扩散到没有免疫的家庭狗和猫，乡下的病毒扩散由臭鼬，狐狸，浣熊，蝙蝠，偶尔是家畜。

But Century China 's articles, readers and net friends will nonetheless spread her story and history, spread Century China 's struggle and high-headed spirits.

但《世纪中国》的文章、读者和网友仍然传播着她的故事与历史，传播着世纪中国为之奋斗并为之骄傲的精神。

The analytical results show that the image distortions from the watermark are spread throughout the whole image and are spread into the three channels of a color host image by a hypercomplex inverse Fourier transform. So the proposed watermarking algorithm can realize a good combination for the imperceptibility and security of the watermark.

分析表明提出的方法通过超复数傅氏逆变换，可以把水印带来的误差扩散到整幅图像，并且是分散到红、绿、蓝三色的各个分量上，从而实现数字水印的不易感知性和安全性的良好结合。

The first part explores the spread of the system of Guangxi Linkin tax, including the origin of system of the Likin tax on the country and the characters in the process it spread in Guangxi.

继而，该部分又对广西厘金制度的起源及其推广的实态进行了探讨，并从中总结出厘金制度在移植广西的过程中所出现的一些特点。

According to the principle of spread spectrum communication , the anti-interference performance of the technology is discussed and the composition of power line spread spectrum communication is described .

指出电网的高频通信特性及其抗干扰、抗衰耗对策是独立于高性能载波芯片的研究领域。

First of all, the paper concerned the early-stage indraught and general situation of modern biology in China and the contribution the returned students did for the Chinese modern biology\'s spread, which includes clearing the concept of biology science, establishing the basement and aim, promoting the spread of Darwinism and Mendelism in China.

首先，本文介绍了近代生物学在中国的最初引进与移植的概况及留学生对近代生物学理论在近代中国传播的贡献，包括明确生物学的概念，确立生物学发展的基础和目标，推动达尔文进化论和孟德尔遗传理论在中国的传播等。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。