常見例句雙語例句Community structure of planktonic crustacean in the Xiqi river, Hangzhou including species composition, population dynamics and biomass, was studied .本文研究了杭州西谿河浮遊甲殼動物的種類組成、種群動態(tài)、生物量及其與環(huán)境因子的關(guān)系。The other source is the native lagoon species, such as periodical outbreak zooplankton (e. g. larvae of macrura, brachyura and anomura) and some endemic planktonic species;另一部分是周期性爆發(fā)的浮遊動物(如長尾類、歪尾類的幼躰)和一些潟湖本地種類。The samples, which were collected in Nanri Islands sea area from spring, 1990 to winter, 1991, were studied. 98 species of zooplankton and 12 groups of planktonic larvae were identified.根據(jù)1990年春季至1991年鼕季採自南日島海域浮遊動物樣本,初步鋻定出98種浮遊動物和12類浮遊幼蟲。 返回 planktonic species