桡足类

The density of copepods accounted for 72.45% of the total density, and planktonic larvae for 23.41%.

桡足类占浮游动物总密度的72.45%，其次幼虫占23.41%。

One of the stubby limbs on the abdominal segments of caterpillars and certain other insect larvae .

原尾幼虫假叶目及一些其他绦虫的实体第一寄生虫，通常在桡足类的体腔中发育

Cobia are frequently parasitized by nematodes, trematodes, cestodes, copepods and acanthocephalans.

因数是经常寄生线虫、吸虫、 cestodes、桡足类和 acanthocephalans。

Hill-reservoir has a short retention time; its phytoplankton community was characterized by low abundance and no obviously dominant species. The zooplankton was predominated numerically by rotifer and nauplii.

山地型水库具有较明显的河流特征，浮游植物的种类数和细胞密度均较低，有较多的河流种，无明显优势种；浮游动物的种类和数量很低，以轮虫和桡足类幼体为主。

Newly spawned widows feed on krill and copepods, while older species feed in the water column on gelatinous zooplankton, crab, some amphipods, krill, and small fishes.

新生成的遗孀饲料 krill 和桡足类，而凝胶浮游动物、蟹、 amphipods、 krill 及小鱼上的水列中的较旧的物种饲料。

Copepods regularly live also in marine and freshwater sediments, in different groundwater substrates, in continental and anchialine caves, cenotes, ephemeral water bodies, bromeliads, marshes, wet campos, and on plants as well.

桡足类通常生活在海洋与淡水沈淀物不同的水底基质里，在大陆棚与蓝洞、洞状陷穴、短暂的水体、热带植物、沼泽、湿的草原与植物也是在其中。

They are usually a bit bigger than Copepods.

他们通常比桡足类的大一点。

Citing Blache and others (1964), they recorded the food of young as copepods and insect larvae.

引用 Blache 等(1964)，他们记录桡足类和昆虫幼虫青少年的食品。

They move in a same fashion as Copepods, eating all kinds of nice things from the glass/plant/etc.

他们朝着一个相同的方式为桡足类，吃的好东西，玻璃各类/植物/等。

The copepods are the largest and most diversified group of crustaceans.

桡足类是甲壳纲中最大与最多样化的族群。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。