多样性

In order to balance global and local search ability,fasten convergence speed,avoid premature,the cross rate is automatically updated according to the generation.

该算法在运行中根据迭代次数自动地调整交叉概率因子，从而在搜索的初始阶段提高种群多样性，而在搜索后期加强局部搜索能力。

The study of the national image includes many different subjects, which is due to its complexity and cross-disciplinary trait.

国家形象问题的跨学科特征决定了研究的复杂性和多样性。

Furthermore, the crosscutting nature of security relates not only to the diversity of specific places where security mechanisms are to be called but also to the context of calls: Some security mechanisms require information that is not localized in the application.

此外，安全关系错综复杂的本性不仅仅显示了呼叫安全机制的多样性，而且也显示了呼叫安全机制的内容：一些安全机制需要在应用程序中不被本土化的信息。

In different kinds of crucifer vegetable fields the insect communities were different.

不同蔬菜种类田节肢动物群落的多样性指数、均匀性指数及优势集中性指数有所差异。

Complicated in ecological conditions, China is the centre of evolutionary origin and biodiversity of many crucifer species. Transgene may transfer from Brassica napus to vegetable and wild species of B.rapa and B.juncea.

分析认为，中国是许多十字花科植物进化起源中心和生物多样性中心，生态环境类型复杂；转基因油菜的外源基因可以通过花粉向油菜、白菜B。

Cucumber mosaic virus;nucleotide diversity;selection;reassortant;variability

黄瓜花叶病毒；核酸多样性；选择；重排；变异

This programme is focused on celebrating the diversity of living and working across cul...

该方案的重点是庆祝多样性的生活和工作在全球网络相连的二十一世纪世界不同文化世纪。

But diversity presented more commonly in the subgenus Culex.

但库蚊亚属的进化可能更具多样性。

The results support the traditional taxonomy based on morphology, but diversity presented more commonly in the subgenus Culex

系统进化关系分析结果与经典分类学分类系统接近一致，但库蚊亚属的进化可能更具多样性。

One of its great strengths is the diversity of its political, economic and cult ural life.

美国的重要特点之一就在于其政治，经济和文化生活的多样性。

They weren't aggressive, but I yelled and threw a rock in their direction to get them off the trail and away from me, just in case.

他们没有侵略性，但我大喊，并在他们的方向扔石头让他们过的线索，远离我，以防万一。

In slot 2 in your bag put wrapping paper, quantity does not matter in this case.

在你的书包里槽2把包装纸、数量无关紧要。