bottleneck effect

With the rapid development of TV shopping, online shopping, bottleneck effect of express delivery logistics become increasingly prominent.

随着电视购物、网络购物的快速发展，快递物流的瓶颈制约效应日益突出。

The relations between the photolysis frequency and the dissociation threshold and between the bottleneck effect and the molecular structure have been discussed.

对瓶颈效应与分子结构之间的关系及解离阈值与激发频率之间的关系也作了简单的讨论。

Multiple invasions leaded the high population genetic diversities and overcame the bottleneck effect in population establishment stage, 3.

不同来源地桔小实蝇的多重入侵造成重庆地区种群的遗传多样性高，且多重入侵克服了种群建立阶段的瓶颈效应。

A Talk on the Breakthrough of Bottleneck Effect of Moral Education at Colleges and

浅谈如何突破高校德育效果的瓶颈效应

It was observed that buffer gases can reduce the early bottleneck effect.

同时也观察到外加气体对早期瓶颈效应的消除。

Low nucleotide diversity ( 0.136%) was found indicating a bottleneck effect during ice ages.

核苷酸多态性很低（0.136%），这可能是由于冰期瓶颈效应的结果。

The Bottleneck Effect on the Redshift in the IR Multiphoton Dissociation

红外多光子解离中红移的瓶颈效应