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湿地

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Substrates are of great importance in subsurface flow constructed wetlands because of their effects on removal efficiency.

本文研究了由沸石、页岩陶粒和碎石3种不同基质构建的潜流式人工湿地对磷的去除效果。

Analysis of subsurface flow constructed wetland microbial cell numbers and the relationship between the effect of sewage purification.

分析了潜流人工湿地单元中微生物数量与污水净化效果的关系。

On the contrary, they are quickly drying out, turning what were once damp, fertile grounds into patches of sun-baked cracked soil.

新南威尔士东南部的湿地与它们的地名完全不符,相反的,他们正迅速的乾枯;以往潮湿、肥沃的土地,现在已经是经过烈日烘烤的乾裂土壤。

What we long for: joy before death, nights in the swale - everything else can wait but not this thrust from the root of the body.

我们所渴望的是:死亡之前的欢乐,湿地的夜晚——其他的一切都能等,惟有发自肉体的冲动不能等。

It is a stout, powerful, big-headed animal that occurs in watery habitats such as swampland and frequently flooded forests throughout central and northern South America.

它们是健壮的有力量的大头动物,出没于南美中部和北部的湿地,比如站择地,经常水淹的森林。

It is a stout, powerful, big-headed animal that is found in watery habitats such as swampland and frequently flooded forests throughout central and northern South America.

他是一种结实,强壮,大头动物,栖息于湿地,比如沼泽,经常水淹的森林,以及中美,南北美洲。

A swampy arm or slow-moving outlet of a lake (term used mainly in Mississippi and Louisiana).

一片湿地或是一个湖泊的缓缓出水口(主要用于密西西比和路易斯安娜一带的术语)。

Reed is used in many areas for thatching roofs.

用途芦苇是保护湿地环境和野生动物的重要物种,许多种鸟类栖息在芦苇丛中。

The thixotropy of wetland soil is studied at three depths of soil, which can obtain the coupling effect of depth and stewing time on recovery of soil shear strength.

湿地软土的触变性进行了3个不同深度处的试验研究,得到了深度和静置时间对扰动后土体抗剪强度恢复的耦合影响。

It is rich in natural resources,such as flat land resources,petroleum and natural gas resources buried underground and a vast area of reed,wetland and tideland.

辽河三角洲自然资源丰富,既有平坦的土地资源,地下还埋藏着丰富的石油和天然气资源,还有面积广阔的芦苇、湿地和滩涂资源,具有发展工农业生产的有利条件。

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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

The eˉtiology of hemospermia is complicate,but almost of hemospermia are benign.

血精的原因很,以良性病变为主。