In field experiments in 1996,cotton Xinlouzao 4 was irrigation controlled during the whole flowering and fruiting period.
控制供水处理后，棉花叶片的光合作用发生差异，４个处理叶片的光合作用都有午休现象发生，较高的土壤含水量，并没有消除午体现象的发生，较低的土壤含水量对午休也没有延长的作用，但土壤干旱明显影响了棉花的光合作用（Ｐｎ），午休期间，光合作用降低幅度较大，当土壤含水量较低时，叶片的蒸腾速率（Ｔｒ）也有较明显下降的趋势。
This paper introduces a new style of water-supply controller with frequency-conversion and constant-voltage.
介绍由８０Ｃ５５２单片机为ＣＰＵ的智能型变频恒压供水控制器，所带泵均为循环软启动并定时切换，可配接变频小泵；软件采用动态数字滤波技术，人机界面采用汉字提示与ＬＥＤ相结合，保护功能齐
Design of Variable-frequency Constant-pressure Water Supplying Controller Based on PIC16F877A
基于PIC16F877A的变频恒压供水控制器设计
Design and implement of intelligent water-supply controller based on single-chip computer of 51LPC series;
基于51LPC单片机的智能供水控制器的设计与实现
Application of self-tuning PID parameters in constant pressure water supply controller
PID参数自整定在恒压供水控制器中的应用
Application of the BLK4-250 Proportion Controller on the Design of the Water Supply System;
BLK4-250比例控制器在供水系统设计中的应用
Design of Intelligent District Water Supply System Based on PLC and Inverter;
基于PLC和变频器控制的智能小区供水系统设计
Application of fuzzy PID controller on constant pressure water-supplying system
模糊PID控制器在恒压供水系统中的应用
The PID controller design in the constant pressure water-supplying system based on PLC
基于PLC恒压供水系统中PID控制器的实现
The Application Research of Frequency Converter and PLC in High Building Water Supply;
变频器、可编程控制器在高楼供水系统的应用研究
The Application of PLC in Constant Pressure Water Supply Control System
可编程控制器在中央空调恒压供水系统中的节能应用
Design of the Constant Pressure Water Supply Control System Based on MCGS, Inverter and PLC
基于MCGS、变频器和PLC实现的恒压供水控制系统的设计
The sample should be taken downstream of any filter or other device or equipment intended to remove or control microbial contamination in the water supply.
样本的获取应来自过滤器的下水处，或其它用于除去或控制供水微生物污染的器械设备。
feedboard raising and lowering control
馈送盘升降控制;供纸板升降控制;供纸板升降控制器
The Monitor System of Water Supply Network Based on Fuzzy Control;
基于Fuzzy控制的供水网络监控系统
Rotary drip dry control
旋转式滴水干控制器
Fountain: Damping solution reservior on an offset press.Fountain roller measures out the damping solution to the damping rollers.
水槽:柯式印刷机上的润湿贮藏器。水槽辘控制供应到水辘的润湿份量。
CORPORATION has a 2-year warranty on replaceable parts-Burner, controls, dip tube, drain valve.
公司对于下列可更换配件:燃烧器,控制器,内浸管,排水阀等可更换配件提供2年有限质量保证。
Time clock - to control off/on cycles of the heater as programmed by the owner or electric utility requirements.
计时器---根据用户和电力供应要求的预先设置,控制热水器的开关时间。
Intelligent controller in water chlorination Control should be
智能控制器在水厂加氯控制中的应用
