查询词典 water the plants

Any of several submerged plants of the genus Ceratophyllum, forming branched masses in quiet water and having finely dissected, whorled leaves and minute unisexual flowers.

角苔一种金鱼藻属的水下植物，在风平浪静时会形成纵横交错的树枝网，生有轮生的多裂叶，开极小的单性花

Results showed that aquatic plants such as Ceratophyllum demersum,Vallisneria spiralis,Ipomoea aquatica,Lemna minor and Potamogetom crispus Linn had the great ability to remove total nitrogen,total phosphorus,nitrate nitrogen and ammonia nitrogen in eutrophicated water.

结果表明：金鱼藻、苦草、空心菜、浮萍和菹草对富营养化水体中总氮、总磷、硝态氮、氨氮都有较好的去除作用，其中以空心菜和金鱼藻效果最好。

Type genus of the Chlamydomonadaceae; solitary doubly-flagellated plant-like algae common in fresh water and damp soil; multiply freely; often a pest around filtration plants.

衣滴虫科的模式属；生长在淡水或潮湿土壤中的植物状生有双鞭毛的喜独居海藻；繁殖自由；常常对于筛选植物是有害物。

Overally evaluating three kind of plants purification effects as well as its purification ability influence on environment factor and so on,the scene dynamic experiment fmally uses Cyperus alternifolius.L,Cana generalis Bailey repairs the landscape water body of Sanzhoutian Resevroir.

综合考虑静态试验中三种植物的净化效果以及环境对其净化能力的影响等各方面的因素，现场的动态试验最终选定采用风车草和美人蕉来修复三洲田水库景观水体。

These areas protect many species of mammals, birds, amphibians, reptiles, fresh and salt-water fish, and a vast number of identified vascular plants-representing 4% of the world's total floral and faunal species.

这些保护区的许多种哺乳动物，鸟类，两栖爬行类，新鲜咸水鱼而大量发现维管束植物--占4%，世界总的植物和动物物种。

The ecological water level enhanced by 30m could provide appropriate environment for hydrophytic succession of wetland plants.

研究确定的最小生态水位具有一定科学性，湿地生态水位提高30cm，能够为该区湿地植被群落的水生演替提供适宜生境。

Severe vibrations of hydroturbine units had occurred in some hydropower plants, with the increase of capacity and the water head.

随着水电建设的快速发展，机组容量和尺寸急剧增大，转速相应提高，机组振动及其诱发的水电站厂房结构振动问题日益突出，对机组振源和振动的研究更加紧迫。

A large amount of research results showed that plants show isohydric behavior when the plant hydraulic and chemical signals cooperate to promote the stomatal regulation of leaf water potential.

当植物水力信号和化学信号共同作用促进气孔对叶水势的调节时，植物对叶水势的调节表现为等水行为。

A method for breeding tomato plants that produce tomatoes with reduced fruit water content including the steps of crossing at least one plant with a Lycopersicon spp.

本发明涉及培育番茄植物的方法，所述番茄植物结出具有降低的果实水分含量的番茄，所述方法包括以下步骤：将至少一种番茄植物与一个番茄物种Lycopersicon spp。

There were many aquatic plants have the potential utilization in water garden, such as Lythrum salicaria, Scirpus validus cv.

除了目前常用的种类外，千屈菜、花叶水葱、泽泻、鱼腥草、苦草等水生植物均具有较大的应用前景。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐