浮游

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。

In the periods of peak zooplankton abundance, that is, in the late spring and in the summer, Haney recorded maximum daily community g razing rates, for nutrient-poor lakes and bog lakes, respectively, of 6.6 percent and 114 percent of daily phytoplankton production.

3+ 在浮游动物数量激增的高峰期，亦即在春季后期以及夏季，哈尼记录了最大程度上的每日群落食草比率，对于营养物不充足的湖和沼泽湖而言，分别为每日浮游植物繁殖量的6.6%和114%。

In the Bayer Process,production of alumina is limited by the rate of liquor passing through Kelly Presses.

拜耳法氧化铝生产中，溶出矿浆经重力分离沉降槽液固分离后，溢流溶液中仍然含有一定的浮游物杂质，在分解之前，需要对溢流进行二次净化，以脱除其中的浮游物。

In 75m in the South China Sea, Fe enriched from a large range of concentrations stimulated the growth of nanoplankton. For the picoplankton, Fe enrichment of nano-molar level increased the cell abundance of Euk, on the other hnad, Syn and Pro had significant responses to higher concentration of Fe enrichment.

75米层海水铁添加实验表明，不同浓度的铁均促进nano-级的浮游植物的生长；对于超微型浮游植物来说，纳摩尔级铁的添加有利于超微型真核生物的生长，而更高浓度的铁添加则对聚球藻和原绿球藻的生长有利。

It focuses on the methods with which the grazing pressure of microzooplankton on phytoplankton and primary production, the top-down and down-top effect caused by the herbivory of microzooplankton, and the main factors that influenced its herbivory.

文章总结了近年来关于微型浮游动物丰度和生物量及摄食生态学方面的研究进展，主要包括微型浮游动物摄食的研究方法、上下行效应、影响其摄食的主要因子。

According to the rate of occurrence and the average biomass, 33 species of phytoplankton, 34 species of zooplankton and 6 species of zoobenthods were the important species in the inland saline waters in North China.

根据出现率和平均生物量，有33种浮游植物、34种浮游动物和6种底栖动物为三北地区内陆盐水的主要种类。

Mid-Pleistocene microtektites were recovered from the interval between core depth 386.12 and 386.38 mcd but concentrated in a 3 cm-thick layer between ...

研究结果表明，中更新世撞击事件对环境的影响很可能只是小幅度和短时间的，尽管引起了南海表层海水温度约 2°C的下降及其相应的δ1 8O的加重、浮游有孔虫冷水种含量的上升和暖水种含量的减少，但没有造成海水稳定同位素重大偏移和全球气候的灾难性影响，也没有引起浮游有孔虫在生物演化上的变化。

The plankton model simulates the fixation of carbon and uptakes of nutrients by phytoplankton, and their transfer to zooplankton.

浮游生物模式模拟浮游植物对营养盐之摄取和对碳之固定以及它们转化到浮游动物的过程。

In order to reveal the effects of tilapia on phytoplankton and periphyton, an experiment with two treatments, one with tilapia and one without tilapia (non-fish group) was carried out, and the biomass of both phytoplankton and periphyton was analyzed.

为了解罗非鱼对浮游植物和附着藻类的影响，实验在室外模拟条件下，分别设置罗非鱼组和无鱼对照组的两组处理，分析了罗非鱼对附着藻类及浮游植物生物量等的影响。

In south of the East China Sea, high abundance area of Ostracods was located in offshore in winter and spring but nearshore in summer and autumn.

东海浮游介形类基本上是一大类较为典型的暖水性且具有集群行为的海洋浮游动物。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。