查询词典 irrigation engineering

In this paper, a brief presentation on the development of irrigation and drainage engineering and the basic concept of CI is given firstly.

该文在对灌排工程的发展现状和计算智能的基本概念进行简要介绍的基础上，分别就计算智能中常用的理论方法如模糊集理论、人工神经网络、遗传算法、模拟退火算法、粗集理论以及混沌理论等，在灌排工程的系统规划、建模预测、工程设计、综合评判以及优化运行等方面的应用研究现状进行了简要回顾与综合评述，最后对计算智能在灌排系统工程应用中存在的问题及其发展前景进行了展望。

They are suitable for civil engineering in agricultural irrigation works,road construction, brick and tile Industry etc.

该机主要用于农田水利、市政施工、道路修筑、民瓦工业等部门的土方施工。

Ronald Sims is Professor and Head of the Biological and Irrigation Engineering Department.

Ronald Sims是生物与灌溉工程系教授兼系主任。

Congress made many land acts to stimulate private enterprise construction irrigation engineering .

自由放任政策使西部灌溉业的发展与资本投机结合了起来，土地投机成了这一时期灌溉业发展的主要推动力。

Scope of the audit has been expanded from previous land management project to the key water conservancy projects, water-saving irrigation projects, agricultural ecological engineering projects and high-tech demonstration project.

审计的范围有所扩大，从以往的土地治理项目扩大到水利骨干项目、节水灌溉项目、农业生态工程项目及高新科技示范等项目。

The major driving force for production machinery, plant protection machinery, garden machinery, drainage and irrigation machinery, light engineering machinery, small vehicles and small units, and other seven series over 150 kinds of different specifications of the products, has now become domestic product research, testing, design, development, production and Export base.

主要生产动力机械、植保机械、园林机械、排灌机械、小型工程机械、小型车辆及小型发电机组等七大系列150多种不同规格的产品，现已成为国内产品研究、试验、设计开发，生产和出口基地。

Main production Power machinery, plant protection machinery, garden machinery, drainage and irrigation machinery, light engineering machinery, small vehicles and small units, and other seven series over 150 kinds of different specifications of the products, has now become domestic product research, testing, designing and developing production and export base.

主要生产动力机械、植保机械、园林机械、排灌机械、小型工程机械、小型车辆及小型发电机组等七大系列150多种不同规格的产品，现已成为国内产品研究、试验、设计开发生产和出口基地。

Irrigation engineering ; irrigated area ; benefit analysis

灌溉工程；灌区；效益分析

Recent years, it is a trend that the expenditure of land arrangement is falling and the investment ratio of irrigation and drainage engineering and farm roads is with time.

田间道路工程是农田人工物质与能量、农产品输出的廊道，是改善农业生产条件的必要措施，并由其与林带、渠系等将农田基质划分为不同的斑块，共同形成农田景观。

Water-saving irrigation ; engineering water-saving techniques ; agronomic water-saving techniques ; status ; development trend

节水灌溉；工程节水；农艺节水；技术；现状；趋势

But GST= 0.156, Nm=1. 588. As a result, the foundation of Youyongchi Avicennia marina population was the result of the migration of hypocotyles and human factors.

这项工作可以为海岸防护林中新引进种类的判定以及为研究种群建立者效应方法的确定提供科学依据。

The two-dimensional CDRC-ADI-FDTD update equations for collision unmagnetized plasma are induced. The unconditional stability of the CDRC-ADI-FDTD formulation for collision unmagnetized plasma is obtained by the examples.

推导了碰撞非磁化等离子体中的二维CDRC-ADI-FDTD迭代公式，并用算例验证了碰撞非磁化等离子体CDRC-ADI-FDTD算法也是无条件稳定的。