feed metering 中文意思是什麼
feed metering
解釋
飼料計量-
The author has made a study of the combined studded feed roller seed metering device on the 2bm - 9 model no - till planter made in canada and conducted a contrast test to the standard fluted feed, fine fluted feed and the combined studded feed roller seed metering devices for the analysis of performance, characteristics and application of them based on the relevant state standard and agronomic technical requirement
因此，通過對釘輪組合式排種器、標準外槽輪式排種器和小槽輪式排種器做各種粒型種子的排種性能對比試驗，參照有關國家標準和農業技術要求對三種排種裝置的性能、特點、適用范圍進行分析。 -
Besides, according to the understanding of operational mechanism of the combined studded feed roller seed metering device, the author has formulated a mathematical equation to calculate the thickness of seed tugged by the studded feed roller and analyzed the factors to affect the thickness
對釘輪組合式排種器工作機理進行研究，建立了計算釘輪組合式排種器的拖帶層厚度的數學表達式，分析了影響拖帶層厚度有關因素。
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