spray irrigation

基本解釋

Micro-spray irrigation and soilless culture are the advanced techniques of irrigation and cultivation developed in recent dozens of years.
微噴灌和無土栽培技術(shù)是近幾十年發(fā)展起來的灌溉和栽培作物的先進技術(shù)。
The irrigation design parameters of punched thin-soft spray tape are studied, such as the hole interval l, flow rate q_m, layout interval B and the maximal laying length L_(max).
研究了噴水帶的工作原理和設(shè)計技術(shù)參數(shù)，分析了灌溉設(shè)計中噴水帶的設(shè)計方法，提出了噴水帶的設(shè)計參數(shù)如孔間距，單位長度流量，布置間距以及最大鋪設(shè)長度等的計算方法。
This paper introduces the functions and work principles of serial clock chip DS1302, the design of interface circuit with AT89C51 single -chip microcomputer in the spray irrigation controller.
本文介紹了串行時鐘芯片DS1302的功能和工作原理，并給出DS1302在灌溉控制器中與AT89C51單片機的接口電路設(shè)計。