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runoff相关的网络例句

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与 runoff 相关的网络例句 [注:此内容来源于网络,仅供参考]

The amount of pesticide and herbcide applied was less, the pure quantity was only 1. 9kg/ha which is about 40% of the Jinlin Province's average. In farmland, There are 26700ha of solonetz and solonchak, and 289700ha of salinized soil with the high content of salts. The salt content in the surface is 1%-2% in soda meadow solonetz, 1%-4% in sulfate meadow solonetz, below 0.7% in meadow solonchak generally, and below 1% in salinized soil. The runoff and the return flow from above lands have high content of salt and high output load of the soluble salt.

吉林西部耕地中有2.67万hm〓的盐土、碱土和28.97万hm〓的盐碱化土地,这些盐土、碱土及盐碱化土地中均含有较高的盐分,其中苏打草甸盐土表层含盐量1%~2%,硫酸盐草甸盐土表层含盐量可达1%~4%,草甸碱土含盐量一般。7%,来自于这些土地的地表径流和农田回归水中盐分含量高,可溶盐的输出负荷大。

In recent years, the forever-lasting Taiwan and green architecture have become a major topic in our country. In order to resolve the runoff of rainwater resource, to prevent the spoliation of ecology and to reduce the effect of heat island, to search for the suitable mix design of the pervious concrete for Taiwan is not a small issue. Pervious concrete pavement is air permeable and water permeable, the soil underneath can be kept wet and rainwater can quickly filter into ground, so the groundwater resources can renew in time. It improves the environment of road pavement and also possesses many other advantages that improve city environment at drainage, sound absorption and skid resistance, and is suitable for the rainy and humid environment in Taiwan area. However, its high air voids results in low strength, the surface layer of highway pavement was seldom used pervious concrete due to heavy traffic loading.

近年来国内以打造永续台湾与绿建筑为未来努力的方向,为解决雨水资源流失、环境生态破坏及热岛效应扩张,研发本土透水混凝土实有其重要性,透水混凝土铺面可以使空气与水自由地有效的渗入,地下土壤可保持湿润,雨水也能够快速渗入地面至地下水,地下水资源或水位能即时更新,它改善道路铺面的环境,其它的优点尚包括具有良好排水、噪音吸附与车辆抗滑能力,适合铺设於台湾多雨多湿之环境,由於透水混凝土孔隙率较高,其强度低於一般混凝土,应用於重交通量公路面层因此受到局限。

That means the impact of runoff on spring wheat output is half of that on potato.

说明,春小麦产量受径流损失的影响比马铃薯大近一倍。

According to the analysing of groundwater recharge ,runoff,draining of groundwater and dynamics of springhead and so on,the authors have considered that the main causes of Baiquan springhead cutoff are the decrease in atmospheric water and artificial overexploitation groundwater.

文章从地下水的补给、迳流、排泄及泉水的动态等方面分析了百泉泉水断流的主要原因是大气降水的减少和人工过量开采地下水。

Based on the principle of Markov process and multiobjective programming, a stochastic multiobjective dynamic programming model considering faced runoff prediction is developed for the optimization of generation and water supply at Danjiangkou reservoir. The reservoir will be used for water supply of the south-north water transfer project.

本文通过对丹江口水库综合利用任务的分析,运用随机规划与多目标规划的基本理论和方法,建立了考虑面临时径流预报下丹江口水库发电及向外流域供水的随机多目标动态规划模型,并分析了长期平稳运行特性。

Based on the general dynamic programming, in the grey dynamic programming model combined with the grey theory, the runoff is described by the interval grey numbers. The model is combined by the advantages of determinant/stochastic dynamic programming methods, it will be a new idea for the reservoir operation.

利用区间灰数描述径流,在普通动态规划的基础上融合了灰理论的灰色动态规划模型,综合了确定型动态规划方法和随机型动态规划方法的优点,为水库调度的动态规划应用研究提供了新的思路。

Divide water area in the Central Guizhou Plateau is a typical subtropic karst area in China Thekarst is developed. Reserve,shift,supply and discharge of underground runoff varies with complex rock structures.

黔中高原分水岭地区是我国典型的亚热带岩溶区,岩溶十分发育,地下径流成分的赋存、输移、补给和排泄等规律因岩层结构复杂而呈现独特性。

A model used to calculate runoff change in the mountainous area of the Heihe river basin under various suppositional climate scenes is presented.

分析及计算结果表明:黑河山区水资源对全球气候变暖的响应十分明显,但受其特殊地理位置的影响,水资源的变化又有着显著的地域性特征。

The groundwater is collected from wings to axial lobe in Tian-huan syncline, and runoff is based layer of rock.

盆地内地下水径流以顺层为主,从东西两翼汇集到天环向斜轴部向上排泄。

Base on inductive circle loop, use to counting frequency mode detect vehicle's velocity, length, runoff, arrival and departure, and transmit the corresponding figures to the upper computer in tollgate control center through RS-232 serial port of the toll computer, or provide control signal for other toll advice.

基于感应式环形线圈,采用计频方式检测车辆的速度、长度、流量、到达与离开,并将有关资料通过RS232串口送至收费站监控室的监控主机。

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