essential service water discharge canal

用法例句

In the process of wetlands exploitation, agricultural ditch systems are widespread and cause ecological and environmental impacts on landscape in two ways.

天然湿地开垦为农田,排水渠系扩张,随之带来两个方面的生态环境影响。

Study on the Influence of the Agricultural Drainage Ditch on the Wetland Landscape Structure in Bielahong River Watershed;

别拉洪河流域农业排水渠系对湿地景观结构的影响

connecting drains and sewers clause

接驳排水渠及污水渠条款

Research on Designing Method and Principle for Sand Funnel of Drip Irrigation

渠水滴灌系统漏斗排沙池设计原理与方法研究

ditch the land to drain it.

在陆地上挖沟渠来排水。

Ditches were dug to drain water from the swamp.

挖渠排掉沼泽的水。

We must dig a drainage ditch to run off the water.

我们得挖一条排水渠把水排掉。

A land drain is usually a pipe buried in farm land but it may also be an open channel.

农田的排水系统通常是埋在农田中的管子，但也可以是明渠。

They made a channel to take the water off the camp site.

他们挖了一条水渠把营地的水排掉。

The sludge is passed under a vacuum pump and allows the water to pass through a discharge or recirculation drain.

用真空泵除去污泥的固体含量而该泥水则经排水渠或回流渠排出。

Stage I works began in early 1998 to upgrade the critical sections of the drainage system.

其中已于一九九八年动工的第一期工程将会提高系统中主要排水渠的排放能力。

Standard for quality test and estimation of municipal sewerage engineerings

市政排水管渠工程质量检验评定标准

Evaluation standard for quality of urban drainage pipe and channel engineering

市政排水管渠工程质量评定标准

Standard for quality inspection of urban drainage pipe and channel engineering

市政排水管渠工程质量检验标准

malodorous drains, ditches, bogs, etc

臭气熏天的排水沟、 沟渠、 沼泽等.

There' s a channel in the middle of the old street to help rainwater flow away.

旧街道的中央有一条沟渠来排放雨水。

Study on the Organic Pollutants in Drainage Channels in Oilfields

油田开发区排水渠有机污染物的研究

What is more, the ditching and drainage systems serving the developed areas appeared to facilitate the discharge of fecal bacteria into nearby waters, including shellfish beds.

而且，开发地区的沟渠和排水系统，似乎有助于粪便细菌进入附近的水域，其中包括了贝类养殖场。

To dig this ditch cannot affect the water system of the village, instead, it will be benefit to drain off the accumulated water in the fields.

开这条渠道不但不会影响这个村子的水系，反而有利于排除现在的田间积水。