single nozzle sprayer 单嘴喷雾器
In addition, a variable rate sprayer, consisted of PWM solenoids, a pressure controller, a nozzle control system interfaced to a computer, and map based application software, was also developed.
另外，还开发了一种由脉宽调节管（PWM）、压力控制器、由电脑设定的喷嘴控制系统和基于含量分布图的应用软件组成的变量控制系统。
In the paper, the parameters of Laval nozzle use the sprayer of Baosteel '300t converter.
文中所用喷管的参数取自宝钢300吨转炉五孔氧枪喷头。
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