roller grade 中文意思是什麼

roller grade 解釋
滾子等級
  • roller : n 1 使滾轉的人；滾轉物；滾筒；【印刷】墨輥，印色輥；（地圖等的）軸，卷軸；輥子，轉子，滾軸，滾子...
  • grade : n 1 等級，級別；階段；程度，標準，水平。2 〈美國〉（中小學的）年級；某一年級的學生。3 〈pl 〉 〈...
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  2. 1 driving part : this machine adopts triangle beltdouble - grade drive for shaft speed reducer, speed reducer is installed on shaft head of driving roller ; all driving devices are installed on the machine frame viahead sheave rack and motor rack

    1驅動部分：該機採用三角皮帶軸裝式減速器兩級傳動，減速器套裝在傳動滾筒的軸頭上全部傳動裝置通過頭輪架和電機架懸掛安裝在機架上。
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