runoff

Site such areas where the surface runoff during rain will not cause contamination , and protect the area with cutoff ditches.

选址时应注意，下雨时从这里流出的水不会引起污染，并挖排水沟进行保护该区域。

But over the last 30 years "there has been an increase in runoff, " he said in an email exchange.

但在过去30年“径流一直不断增加，”他在电子邮件交流时说。

The main reason was that the operation effect of Danjiangkou reservoir for runoff was more in the low water period than in the flood period.

主要原因是丹江口水库的调节作用，对汉江中下游径流量的影响枯水期远远大于汛期。

The total land area that contributes surface runoff to a river or lake is called a watershed, fiver basin, or catchment area.

为某一江河或湖泊提供地表径流的整个陆地面积称作流域、河流盆地或汇水面积。

The Iron Runoff was a bit of a struggle at first and the toughest set of races for me so far in Forza 2.

当你第一次参加铁之竞赛时，会有点吃力，对我来说这是极限竞速二中最困难的部份了。

South African diplomats said they did not know in advance that Mr. Tsvangirai would pull out of the runoff.

南非的外交官们说，他们事先并不知道茨万吉拉伊将退出决选。

When slope gradient and soil surface hydrological condition had not change, runoff increased with increasing of rainfall intensity.

同一坡度和近地表水文条件下，平均侵蚀率是随雨强的增大而增加。

Therefore, tree planting and grass growing in semi-arid area maybe reduce runoff, meanwhile, improve monthly runoff distribution in a year.

因此，在半干旱地区植树种草一是减少产流量，二是能够提高径流年内分配的均匀性。

Tsvangirai withdrew from the presidential runoff election Sunday saying that it was an illegitimate, violent sham.

茨万吉拉伊星期天宣布退出总统决选。他说，这是一场非法的、暴力的、虚假的选举。

But she was just short of a majority, so she will face a run-off runoff election.

不过她没有赢得大多数选票。所以她会面对一次决定性竞选。

Aristide arrived in Haiti two days before the runoff but has kept a low profile so far and did not endorse a candidate.

艾里斯兰德在决胜选举前两天回到海地，但一直保持一种低姿态，并没有宣称会支持哪位候选人。

But she was just short of a majority, so she will face a runoff election.

但她还没能达成多数派，所以她将要面临决选投票。

The area around the distribution point should be paved with stones or gravel or protected by boards, with a runoff to allow proper drainage.

取水点周围的地区都应该铺上石子或者沙砾或者木板，并且附带一个合理的排水装置。

If no presidential candidate wins at least 50 percent of the vote a runoff election is to be held in three weeks.

如果没有任何一位总统候选人赢得50%以上的选票，将于三个星期后举行决选。

The article describes the source and features of Weihe and analyzes runoff changes of Weihe in a year.

简述渭河径河的来源与特点，以年内、年际为时间段，分析渭河径流的变化；

The runoff became necessary after the Zimbabwe Election Commission determined Tsvangirai did not get more than 50 percent of the vote.

在这之前，津巴布韦选举委员会认定，茨万吉拉伊在总统选举中的得票率没有超过50%，因此必须进行决选。

Our rivers are the places for putting wastewater and industrial waste, as well as the runoff from streets and the land.

就像大街上田野里的雨水流到河里一样，我们也把废水与工业废物排放到河里。

Organic pollutants inflow into the bottom of rivers and drainage channels with rainfall and surface runoff directly.

有机污染物随着降雨和地表径流直接汇入河流，并沉积到排水渠底部。

I thought we would win handily in the June 11 runoff unless there was a very small turnout, in which case anything could happen.

我琢磨着我们可以轻而易举地赢得6月11日的第二轮初选，除非投票的人数非常少，如果出现那样的情况，什么事都有可能。

But urban runoff and septic seepage are not always the main culprits behind microbial pollution.

不过，都市迳流及化粪池的渗漏，并非一直是微生物污染背后的主要凶手。