大型浮游生物
- 与 大型浮游生物 相关的网络例句 [注:此内容来源于网络,仅供参考]
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In this paper, 13 lakes and 2 large-scale reservoirs in Wuhan were investigated, the makeup of species , dominance species and standing biomass of plankton, benthon, hydrophyte, fish and et al were carried out. And the bio-indicate method , diversity index are used to evaluate the water body.
本文对武汉市13个湖泊及2个大型水库浮游生物、底栖动物、大型水生植物、鱼类及其它生物的种类组成、优势种的鉴定及现存量的测定结果进行了分析,运用指示生物法、种多样性指数法对所调查水体进行了水质评价。
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Plankton, small fish and shrimp are ready food for shark and whale.
浮游生物、小鱼、小虾等就是为鲸鱼、鲨鱼等大型鱼类准备的食物。
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Such as silver carp, bighead carp fry to eat the plankton, mostly in the upper heart water activities; grass, herring fry eat a large Cladocera and benthic organisms, mostly in shallow water edge of the activities.
如鲢、鳙的夏花吃浮游生物,多在水体中心上层活动;草、青鱼的夏花吃大型枝角类和底栖生物,多在水体边的浅处活动。
- 推荐网络例句
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The concept of equivalent rotationally rigidity is offered and the formula of rotationally rigidity is obtained.
主要做了如下几个方面的工作:对伸臂位于顶部的单层框架—筒体模型进行分析,提出了等效转动约束的概念和转动约束刚度的表达式。
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Male cats normally do not need aftercare with the exception of the night after the anesthetic.
男猫通常不需要善后除了晚上的麻醉。
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Its advantage is that it can be used in smaller units.
其优点在于可以在较小的单位中应用。