bottleneck effect

基本解釋

There are many defects in the present teaching operational system that severely bottleneck the teaching effects and affect the higher educational quality.
現(xiàn)行的教學(xué)運(yùn)行機(jī)制仍然存在諸多不完善之處，嚴(yán)重制約了教學(xué)效率，影響了高職教育的質(zhì)量。
The results indicate high levels of genetic diversity within populations and no signs of severe genetic bottleneck effects were found in this rare species.
結(jié)果表明太行花居群內(nèi)維持著較高的遺傳多樣性水平，未顯示遭受過嚴(yán)重遺傳瓶頸的跡象。
The paper also analyzed the promoting effects of road traffic and bottleneck excited today, and suggested some corresponding countermeasures on how to protect the tourism development in Xinjiang.
在對問題進(jìn)行深入分析的基礎(chǔ)上，提出了新疆公路建設(shè)如何更好的保障旅游業(yè)的發(fā)展的對策和建議。