灌溉的

It was built over 2,000 years ago and is still playing an important part in irrigation.

它建于 2，000 多年以前，现在在灌溉中仍起着重要的作用。

In addition, suggestions about further development and improvement of the irrigation controller are made in this paper.

另外，本文对整个自动灌溉控制系统今后的进一步发展和完善提出了几点建议。

In most cases, low water pressure is the main reason for irrigation problems.

在大多数情况下，低水压是灌溉问题的主要原因。

This paper mainly analyzed the status of water-saving irrigation techniques and its development trends in China.

主要分析了我国节水灌溉技术的现状与发展趋势。

Currently, 70 percent of sewage is treated and used for irrigation.

现在，70%的污水已经被用於灌溉。

All farmers know irrigation is very important.

所有农夫都知道灌溉是很重要的。

It is impossible to make plants grow in a desert without irrigation.

不灌溉的话植物是不能在沙漠中存活的。

It is impossible to make plants grow in a desert without irrigation .

没有水的灌溉，植物很生长在沙漠中。

Whatever you choose, make sure you leave the installation and irrigation systems to professionals.

不管你选择，让你留下来灌溉系统的安装和专业人员。

Clear water gushed into the irrigational channel.

清澈的水涌进了灌溉渠道。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。