查询词典 aquatic plants

Aerenchyma is typical of the stems of many aquatic plants whose leaves float at the surface of ponds and lakes, giving added buoyancy to the tissues.

通气组织在体内形成一个相互贯通的通气系统，为植物体增加浮力和支持作用。

Green forage includes aquatic plants and continental plants, such as: alligator weed, duckweed, broad bean leaf, lettuce leaf, roll vegetable, sugar beet, watermelon peel, all kinds of vegetables and so on

C 10 青绿饲料包括水生和陆生植物。如水花生、浮萍、蚕豆叶、莴苣叶、蚕豆叶、卷叶菜、甜菜、西瓜皮、各种水果、树叶等；谷类饲料如麸皮、米糠、高粱、玉米和各种米粒碎屑等

Constructed wetland is a process which can provide an artificial environment for aquatic plants and phreatophyte plants and treat wastewater.

人工湿地是人为创造的一个适用于水生植物或湿生植物生长的，用于处理污水一种工艺。

The results of this study showed that the ability of the three aquatic plant species is more significantly to remove pollutants in summer and autumn, especially from June to September, is significantly superior to that in winter, the stage of aquatic plants grow more hearty is better than the stage plant grow more feeblish.

通过2006全年对成都活水公园人工湿地中三种优势挺水植物芦苇、香蒲、伞草所在塘床的进出水口的6个主要水质指标（pH 、DO、COD、BOD5、TP、TN）的逐月对比监测，探索不同植物种类对污水净化效率的影响。

In vegetation cluster survey, Leersia hexandra Sw. are found hard to survive over 20cm of water in depth which indicated that water level is critical influence in growth and decline of aquatic plants. Different allocation in water depth and partition measures is useful in aquatic plant management.

植群调查中，李氏禾较不易生长於水深超过20公分的区位，水池之水位深度对水生植物之生长与种间消长，占有重要之影响力，规划时可利用不同水深配置搭配堆置物隔离措作为水生植物管理之用。

It analysed the corresponding number of microorganisms quantitatively. The results shows that these three kinds of aquatic plants had different abilities in removing TN and TP. It also shows that different plants had different optimal treatments, but they could promote the growth of rhizobacteria. In comparison, Oenanthe javanica DC system.

结果表明，三种水生植物去除营养盐氮、磷的能力各有不同，在所设置的三个TN浓度下，各有一种植物能够达到最好的处理效果，且能较好地促进根际细菌的生长。

With 5 plants including Lindernia rotundifolia, Cryptocoryne crispatula, Hygrophila stricta, Microrium sp. and Peperomia sandersii as the tested materials and the highest eutrophic lake water from Guishui Lake in Yanqing County in Beijing City as the matrix of plant growth, 3 test groups with high, middle and low input density were set up to study the effect of input density of aquatic plants on the purifying efficiency of the eutrophic lake water.

方法］以小瓜子、缎带椒、中柳、皇冠和西瓜草5种植物为试材，以北京市延庆县妫水湖8月份富营养化程度最高的湖水为植物生长基质，设高、中、低3个投放密度试验组，研究植物投放密度对富营养化湖水的修复效率影响；通过测定水样中总磷酸盐、总氮、氨氮和硝态氮的浓度变化，确定植物修复的最佳效率。

Aquatic plants were soaked in two purifying-tanks to investigate the effects of illumination intensity and aeration on diurnal variations of Chla,SP,POD of Pontederia cordata and pH,DO,COD,NH+4-N,TP of water from purifying-tanks when treating the malodorous river water at seven different times,another blank purifying-tank was set as a control. Comparative studies and correlation analysis of these different indicators were carried out to improve the plants working efficiency and provide scientific basis for optimal operation of plant purifying-tanks.

测定了曝气和非曝气的2个植物净化槽在1 d中7个不同时间点的出水水质理化指标(pH、DO、COD、NH+4-N、TP)及植物叶片的叶绿素、可溶性蛋白含量及过氧化物酶活性，另设空白槽为对照；试验目的是研究各指标的日变化情况及相互关系，为提高梭鱼草净化黑臭河水的处理效率及其植物净化槽的合理优化运行提供科学依据。

The release to the rulers of China's freshwater fish species,"the four fish"-based, grass carp to control aquatic plants, silver carp and bighead carp can be swallowed water plankton, herring at the bottom of the water body may limit the habitat of animals, so that can not only improve the the aquatic environment, but also can improve water fish production.

这次放流以我国淡水鱼类的当家品种&四大家鱼&为主，草鱼可以控制水草，鲢鱼和鳙鱼可以吞食水体中的浮游生物，青鱼可以限制水体底部的栖息动物，这样不仅能改善水生态环境，而且可以提高水体鱼的产量。

Mr. Aderson: All these spaces are linked together with a meandering stream, and planted in the meandering stream are lotus and other aquatic plants. Thus, in an ingenious way, we combine the water body with plaza and plants together into composing a poetry space with exuberant gusto. And more, it conveys a kind of traditional Chinese literae humaniores spirits from this peaceful drawing beauty.

安德森先生：这五个庭院将会有一条蜿蜒流畅的花溪，穿过通透的底层架空层，把水体、广场与绿色植物巧妙组合在一起，花溪中将会种植着荷花以及其他水生植物，这一切将构成趣味盎然的诗意空间，传达出中国传统人文精神和宁静画境之美。

Chrysanthemum of 10 thousand birthday is lax to edaphic requirement, with the arenaceous qualitative loam with fecund, good drainage had better.

万寿菊对土壤要求不严，以肥沃。排水良好的砂质壤土为好。

He unstepped the mast and furled the sail and tied it.

他拔下桅杆，把帆卷起，系住。