population bottleneck 中文意思是什麼
population bottleneck
解釋
群體樽頸- population : n. 1. 人口；人口總數；全體居民；人口的聚居。2. 物的全體[總數]；【生物學】蟲口；種群（量）；群體；族，組，個數；【統計學】對象總體，全域。3. 【物理學】布居；密度。4. 〈罕用語〉殖民。
- bottleneck : n. 瓶頸口；（交通易堵塞的）隘道，狹口；〈美國〉（特指生產中的）妨礙進度的因素，薄弱環節。2. vt. 阻礙，限制。3. vi. 交通堵塞。4. adj. （街道等）狹隘的。
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There are very low genetic variation existing in the population due to bottleneck events and small effective population size
由於瓶頸效應和有效種群小，使得該物種種群遺傳多樣性貧乏。 -
Each population bottleneck temporarily exaggerated the importance of such traits as cooperation, altruism and hunting abilities
每一次的族群瓶頸，都會臨時放大合作、利他和狩獵能力等特質的重要性。 -
In a word, at present, the population problem has become a bottleneck in the development of economic social of shantou city. the paper tries to combine the population fluctuation with the growth of economies and analyze the problem from the quantum, quality and structure of the population, thus putting forward detailed measures
本文嘗試將人口與經濟發展相結合來分析研究經濟社會發展中的人口數量、人口素質、人口結構存在的一些問題，分析評價汕頭市人口特點對經濟社會發展的協調度，並針對問題提出具體的對策措施。 -
On the present stage, the population base of our country is big, under the economical and technical level, all quite backward condition to realize the economical fast development caused originally already the short water resources to be restricts to the our country economy sustainable development " the bottleneck "
在我國現階段，人口基數大，經濟和科技水平都比較落後的條件下實現經濟的快速發展，使本來已經短缺的水資源成為制約我國經濟可持續發展的「瓶頸」 。
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