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variable rate application
释义
variable rate application
Encyclopedia
农学
﹝农业电气化与信息化工程﹞
释
variable rate application
变量作业
利用安装有计算机、DGPS等先进设备的农机具,根据所处的位置及农田小区作物产量和影响作物生长的环境因素(如土壤结构、地形、植物营养、含水量、病虫草害等)实际存在的空间和时间差异性信息,自动调节农业物料投入速率的系统。又称变量实施、变量投入。是精准农业的核心技术环节。
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ultrafine grinding and classification processing of minerals
ultra-fine grinding process
ultra-fine mineral powder
ultrafine particle
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UltraFlo 过滤材料
ultragraph
ultragravity wave
ultragroup
ultraharmonic oscillation
ultraharmonics
ultra-heavy
ultrahigh carbon steel
ultra high definition television,UHDTV
ultra-high-dimensional data
ultra-high energy
ultrahigh energy
ultra-high energy cosmic ray
ultrahigh energy cosmic ray
ultra-high energy γ-rays
Ultra High Frequence-Follow-On Satellite
ultra-high frequency
ultrahigh frequency
ultra high frequency amplification
ultra high frequency generation
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