查询词典 plankton

The effect of six chemical disinfectants of different quality concentrations, namely, povidone iodine、dibromohydantoin、formalin、trichloroisocyanuric acid、calcium hypochlorine and sodium hypochlorite, on the species and quantities of plankton in cultured water were studied.

采用不同质量浓度的聚维酮碘、二溴海因、福尔马林、富氯、漂粉精和次氯酸钠等6种化学消毒剂，对蓄水沉淀池养殖海水进行消毒处理，处理前后分别测定浮游生物种类和数量变化。

Celebes Rainbowfish will also enjoy foods such as frozen beef hearts, peas, dried plankton and worms, and flakes.

西里彩鱼也将享受如心食品冷冻牛肉，豌豆，干浮游生物和蠕虫和石片。

The result shows the mean accuracy of classification rate is up to 95.41% for freshwater plankton images, such as chironomid larvae, cyclops and harpacticoida.

通过对红虫、剑水蚤、猛水蚤样本进行分类试验证明，平均识别准确率达到95.41%，验证了该方法的有效性。

Tanzania—After two weeks of in-mouth incubation, a school of perhaps 200 cichlid fry—each less than half an inch long—swim free of their mother, searching for a plankton meal in the cerulean waters of Lake Tanganyika.

坦桑尼亚，游泳，在经过两天的口孵化，有可能是200鲷鱼苗学校每不到一个半英寸长，周摆脱他们的母亲，因为在坦噶尼喀湖蔚蓝的海域浮游生物餐搜索。

Organisms having a ciliated wheel-like organ for feeding and locomotion; constituents of freshwater plankton.

微小的水栖的多细胞组织，有用于进食和移动的纤毛轮形组织；淡水浮游生物的组成部分。

Minute aquatic multicellular organisms having a ciliated wheel-like organ for feeding and locomotion; constituents of freshwater plankton.

微小的水栖的多细胞组织，有用于进食和移动的纤毛轮形组织；淡水浮游生物的组成部分。

The terrestrialand aquatic environmental impacts of veterinary drugs was expounded both on terrestrial environmental impacts of veterinary drugs upon plants, soil animals, soil microorganism and protozoa, and ecotoxicity of veterinary drugs to plankton, microorganism, fish and Crustacea.

综述了兽药对陆生和水生生态环境影响方面的研究进展，探讨了兽药对陆生植物、土壤动物、土壤微生物与原生生物等陆生生态环境的影响及对浮游类生物与微生物、鱼虾与水体甲壳动物等水生生态环境的影响及其生态毒理效应。

They feed on plankton and small crustaceans.

他们吃浮游生物和小甲壳动物。

It primarily eats crustaceans including plankton and mysids, but its diet also includes shrimp and small fish.

它主要吃浮游生物和糠虾等甲壳类动物，但它的饮食习惯也包括虾和小鱼。

Therefore, it was significant to study the impact of the sediment deposition on plankton.

因此，研究泥沙沉降对水体中浮游生物的影响具有十分重要的意义。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。