The effect of artificial selection and natural selection on the origin and evolution of the characters was also discussed.
对人为选择和自然选择在部分性状的起源与演化中的作用进行了探讨。
Artificial selection, at the heart of breeding for desirable traits in domesticated animals, has yielded rapid change in a short span of canine history.
在育种中心对家养动物进行人工选择可以得到具有理想的外表特征的动物，在狗类短短的历史中，近期这样的动物数量迅速增加。
Although it was gone through evolution by artificial selection and natural selection, Allium tuberosum kept little differentiation from Allium ramosum .
虽然韭经历了长期的人工选择和自然选择，但与野韭的分化仍然较小。
Is it that you oppose artificial selection in principle, or that you feel scientists are still too far away from a full understanding of genetics to be making such decisions?
你是原则上反对人工选择，还是认为科学家对遗传学尚未达到充分理解的地步，无法做出这些决定？
According to the resource allocation theory, artificial selection, the direction of selection and the degree of selection can all affect the behavioral strategies of animals.
根据资源分配理论，人工的选育及其选育方向和程度都会导致动物的行为策略产生变化。
They knew from past studies that it was common for organisms exposed to artificial selection to carry evidence of such tinkering in the form of duplicate chromosomes and genes.
他们从以往的实验中发现人人工培育通常会留下缝缝补补的痕迹——那些人工培育的微生物，常常都带有重复的染色体和基因。
Artificial reef site selection plays a key role in its construction, and it will determine the success of an artificial reef program.
人工鱼礁的礁址选择在整个人工鱼礁建设项目中具有举足轻重的地位，它决定了人工鱼礁建设项目的成败。
This paper proposes an antibody clone algorithm which based on the clonal selection theory of artificial immune system.
在人工免疫系统的克隆选择原理基础上，提出了一种抗体克隆算法。
Based on the algorithm for clonal selection theory of artificial immune algorithm.
该算法为基于克隆选择原理的人工免疫算法。
At last, the expert system for the rock bolting support design and type selection is introduced briefly as an example of artificial computer program.
最后，作为一个智能计算机程序应用例子，简要介绍了矿山锚杆支护设计与选型专家系统。
Inspired by the clone selection principle and memory mechanism of the vertebrate immune system, a new hybrid clustering method based on the artificial immune theory is presented.
通过借鉴生物免疫系统中的克隆选择原理和记忆机制，提出了一种基于人工免疫原理的混合聚类算法。
This article introduces artificial water system of Expo Park and its waterproofing material selection, detailing anti - seepage design and construction of bentonite carpet and points for attention.
介绍了世博公园人工水系的概况，对所用防渗材料进行了选择，详细阐述了膨润土防渗毯在本项目中的防渗设计、施工与注意事项。
Inspired by the clone selection principle and memory mechanism of the vertebrate immune system, a hybrid algorithm combining C-means algorithm and artificial immune algorithm is presented.
通过借鉴生物免疫系统中的克隆选择原理和记忆机制，提出了一种人工免疫c -均值混合聚类算法。
The approach is based on negative selection mechanism of the natural immune system and combined with artificial neural network to be used for monitoring.
该方法是基于生物免疫系统反面选择机理，并结合人工神经网络进行监测的一种方法。
This approach is based on negative selection mechanism of the natural immune system and combined with artificial neural network to be used for monitoring.
该方法是基于生物免疫系统反面选择机理，并结合人工神经网络进行监测的一种方法。
By introducing the information processing mechanism of artificial immune systems and neural network to CSA, an immune clonal selection algorithm (ICSA) was proposed.
把人工免疫系统和神经网络系统的信息处理机制引入到CSA提出了免疫克隆选择算法。
The shortcoming of binary negative selection algorithm and the excellence of real value coding based on the negative selection mechanism of artificial immune systems is analysed.
在人工免疫系统反向选择机理的基础上，分析了二进制反向选择算法的缺点及采用实值编码的优点。
To increase antibody generating speed in artificial immune system, a chaos negative selection algorithm was presented which is based on the chaotic character of immune system.
为了提高人工免疫系统中抗体生成速度，基于免疫系统的混沌特征，提出了混沌否定选择算法。
The immunology principles on which Artificial immune System depends mainly include immune network theory, the principle of clonal selection and the principle of negative selection.
人工免疫系统所依据的免疫学原理主要包括免疫网络理论，克隆选择和阴性选择原理。
The paper investigates the analog circuit fault diagnosis method based on clonal selection algorithm and artificial immune network.
最后研究了基于克隆选择算法和人工免疫网络的模拟故障诊断方法。
In the artificial immune based intrusion detection systems, mature detectors complete the tolerance and generation process mainly by negative selection algorithm currently.
目前在基于人工免疫的入侵检测系统中，成熟检测器的耐受和生成过程主要采用否定选择算法实现。
Rock wool board waterproof rock wool board rock wool is a selection of basalt as the main raw material, by high temperature melting processing of artificial inorganic fibers made.
岩棉板防水岩棉板岩棉是以精选的玄武岩为主要原料，经高温熔融加工制成的人造无机纤维。
Using artificial intelligence to make a type selection of full face rock tunnel boring machine an intelligent design system was established.
利用人工智能技术对全断面岩石掘进机进行优化选型，实现掘进机方案设计智能化。
The results of artificial pollution test of ceramic insulators show that the proposed selection method for infrared thermal image and the image segmentation algorithm are simple and effective.
瓷绝缘子人工污秽试验结果表明：文中提出的红外热像特征选择方法和图像分割算法简单有效。
Currently in the research of artificial immune system, the clonal selection principle is commonly used in designing immune recognition algorithms.
人工免疫系统研究中大多借鉴克隆选择原理来构建免疫识别算法。
The method for parameter selection of artificial earthquake stimulation is presented in thi.
简要介绍了人工地震增油的机理。
On the basis of the data of fracturing Wells in Zhongyuan Oilfield over the years, a set of artificial intelligence system suitable for selection of well and layer for fracturing is developed.
以中原油田历年压裂井资料为基础，开发了一套压裂选井选层人工智能系统。
The negative selection algorithm for an artificial immune system was used to detect vibration signals.
该文对人工免疫系统中的负向选择算法进行探讨。
The negative selection algorithm for an artificial immune system was used to detect vibration signals.
该文对人工免疫系统中的负向选择算法进行探讨。
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