The research results show that at a premise of prior consideration for irrigation mode of higher guarantee rate of basic water usage, farmer will choose an irrigation mode of minimum irrigation fee.
研究结果显示,在优先考虑基本用水保障率较高的灌溉方式的前提下,农户会选择一种灌溉费用最小的灌溉方式;
This paper discussed the basic procedure, method and the main mathematical model of real_time irrigation forecasting.
讨论了实时灌溉预报的基本步骤和方法以及主要数学模型。
According to the irrigation experiment data and research achievements of Shanxi Province, this paper determines the basic parameters of optimized irrigation system for cotton.
根据山西省多年的灌溉试验资料和研究成果,确定了棉花优化灌溉制度的基本参数。
By introducing the basic concept of precision irrigation system, This paper put forward that VRT (Variable Rate technology) is the pivotal technology of precision irrigation.
本文通过对精准灌溉系统基本概念的论述,提出变量技术是精准灌溉的技术关键。
In China, irrigation works profession DBMS is a part of the national important basic commonality information resource.
在中国,水利专业数据库是国家重要的基础性的公共信息资源的一部分。
This article mainly introduce the basic principles and application method of FEMLAB, including draw charts, create mesh work, solve overview and application for designing the drip irrigation emitter.
为此,重点介绍了该软件的基本原理与应用方法,包括图形绘制、网格生成、解答器等过程,以及它在滴灌设备研发中的应用。
The core of system is the irrigation area management database, Based on the object-oriented method, design the irrigation area basic database and the auxiliary database.
系统构建的核心是灌区管理数据库,数据库包括空间数据库、属性数据库、超文本数据库多媒体数据库等。
Over 80 percent of Afghanistan's people live in rural areas, where they have seen many of their basic resources — water for irrigation, trees for food and fuel — lost in just a generation.
百分之八十以上的阿富汗人生活在农村,在那儿,他们亲眼目睹祖辈赖以为生的基本资源——灌溉用水,生活以及燃烧用林木在十年之内便消失殆尽。
Study on the basic seepage laws under different working heads, with zippered plastic pipes as percolation irrigation pipe embedded at different depths underground in the shelf.
采用拉链式塑料管作为渗灌管,在大棚中埋于地下不同深度,在不同工作水头下进行了基本渗流规律的试验研究。
The results provide basic data of cement-soil used for seepage prevention of irrigation canal and shield or cushion of silt-dam. It helps the spreading of the use of this low-price local material.
为水泥土在西北地区的渠道防渗、过水土坝护面与垫层等方面的应用提供了基本的技术资料,有利于这种价格低廉的地方性建筑材料的推广使用。
The Hetao irrigation area can be divided into 4 suitable districts for sunflower planting, they are the best suitable, more suitable, suitable and basic suitable districts.
将河套灌区划分为最适宜、适宜、次适宜、基本适宜等4个向日葵种植区域。
The Hetao irrigation area can be divided into 4 suitable districts for sunflower planting, they are the best suitable, more suitable, suitable and basic suitable districts.
将河套灌区划分为最适宜、适宜、次适宜、基本适宜等4个向日葵种植区域。
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