return migration造句
造句與例句
手機(jī)版
- Consequently , even though most juveniles die at sea , the return migration and death of adult salmon produce a large net flow of nutrients and energy from the ocean to stream and lake ecosystems
盡管許多幼魚(yú)在海中死亡，但是最后能?游并死去的成魚(yú)，從海洋帶來(lái)了大量的養(yǎng)份與能量到溪流與湖泊生態(tài)系。 - Using the 2000 census data this paper estimates the size of the return migrants , describes the socio - economic characteristics of the return migrants and their differences from those of current migrants or non - migrants , and examines individual and household level determinants of return migration
摘要本文利用我國(guó)2000年第五次人口普查的數(shù)據(jù)，估計(jì)返遷人口的規(guī)模并描述返遷人口的人口社會(huì)特征及其與現(xiàn)在的遷移人口與非遷移常住人口的差異，從個(gè)人因素、居住地類(lèi)型以及家庭戶(hù)特征三個(gè)方面分別討論了返遷的決定因素。 - It's difficult to see return migration in a sentence. 用return migration造句挺難的
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