Every schoolchild here learns the legend of "the great Yu," whose prodigious feats of canal building and drainage ditch digging 4,000 years ago put an end to killer floods on the Yellow River.
这里的每一个学龄儿童都知道大禹的传说，他的伟大功绩在于4000年前修筑了河渠和排水沟，终止了当时黄河洪水的泛滥。
Every schoolchild here learns the legend of "the great Yu," whose prodigious feats of canal building and drainage ditch digging 4, 000 years ago put an end to killer floods on the Yellow River.
这里的每一个学龄儿童都知道大禹的传说，他的伟大功绩在于4000年前修筑了河渠和排水沟，终止了当时黄河洪水的泛滥。
My uncle claims that he was raised in a drainage ditch, but it's just another of his tall tales.
我叔叔说他是在排水沟里长大的，这是他编造出来的又一个荒诞故事。
The existing highway design criterion only takes setting pavement longitudinal grade, side ditch and drainage ditch into account in order to eliminate surface water.
现有的公路设计中，考虑较多的仅仅是通过设置道路的纵坡、边沟及排水沟等设施来排除地表水。
Methods Using Yekang gel bait to killing cockroaches inside the residetial quarters and using hot smog in drainage ditch and heating ditch.
方法用晔康杀蟑胶饵对单位家属楼室内，用拜力坦热烟雾对排水沟、暖气沟进行现场灭蟑实验。
Increasing groundwater portion of ditch drainage water is an important way to speed up desalination and salted soil improvement in irrigation areas.
而提高沟排水中地下水排泄量的比例是加快灌区脱盐和盐渍土改良的重要途径。
Results show that the simulated drainage volume from the field ditch is extremely close to the observed value, and the relative error of annual drainage volume is only 0.4%;
结果表明：模拟的农沟排水量与试验观测值极为接近，年平均排水量误差仅为0.4%；
This paper studies the application of digital elevation model (DEM) to the design of the surface drainage ditch system.
研究数字高程模型(DEM)在滑坡地表排水辅助设计中的应用。
With decompress well and drainage ditch to drain and decompress can effectively reduce groundwater level and prevent immersion outside reservoir.
减压井和排渗沟联合排渗减压是降低地下水位、防止库外浸没的有效措施。
Thirty or forty years of last century, gold fish pond fish industry began declining, with more residents, gold fish pond in the aquarium later became a drainage ditch.
上个世纪三四十年代，金鱼池的养鱼业开始衰败，随着居民的增多，金鱼池的养鱼池后来也成了臭水沟。
The drainage and irrigation ditch system should be combined with roads and protection forest.
排灌沟系统、道路、防护林三者应尽可结合布设。
Every schoolchild here learns the legend of "the great Yu, " whose prodigious feats of canal building and drainage ditch digging 4,000 years ago put an end to killer floods on the Yellow River.
这里的每一个学龄儿童都知道大禹的传说，他的伟大功绩在于4000年前修筑了河渠和排水沟，终止了当时黄河洪水的泛滥。
The concrete piles being poured into deep hole act as the enclosure structure of deep pit. There are draining ditch and water gathering well inside the pit for drainage.
采用钻孔灌注桩作为深地坑的围护结构，在坑内设排水沟、集水井排水。
The concrete piles being poured into deep hole act as the enclosure structure of deep pit. There are draining ditch and water gathering well inside the pit for drainage.
采用钻孔灌注桩作为深地坑的围护结构，在坑内设排水沟、集水井排水。
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