请输入您要查询的字词:
单词
低压管道输水灌溉
释义
低压管道输水灌溉
Encyclopedia
农学
农业水土工程
释
low-pressurepipe irrigation
低压管道输水灌溉
利用高位水源和缓坡地形落差所提供的自然压力水头或利用低扬程机泵将灌溉水加压(一般压力≤30千帕),再通过低压管道把低压灌溉水输送到田间地头(低压输水管网的最末一级管道出水口工作压力水头一般只需3千帕左右即可),然后利用配套的给水栓进行沟灌或小畦灌的灌溉系统。
随便看
Journalism Society of Yenching University
Journalism Studies
Journalism:Theory,Practice ﹠Criticism
Journalist Convention of Chinese Young Journalists Association
Journalist Cradle
journalistic activity
journalistic aesthetics
Journalistic History of China
journalistic law
journalistic linguistics
Journalist Profiles
journalists
Journalist's Creed
Journalist’s Day of the First of September
journal log
Journal of Academic Libraries
Journal of Advertising Research
Journal of Aeronautical Materials
Journal of Aerospace Power
Journal of Agricultural Biotechnology
Journal of Agricultural Economics Research
Journal of Agricultural Resources and Environment
Journal of Agritechnical Economics
Journal of Agro-Environment Science
Journal of Agronomy and Crop Science
科学参考收录了854744条科技类词条,基本涵盖了常见科技类参考文献及英语词汇的翻译,是科学学习和研究的有利工具。
Copyright © 2000-2023 Sciref.net All Rights Reserved
京ICP备2021023879号
更新时间:2025/10/15 5:30:52