THE SIMILAR MODEL OF FORCE AND MOVEMENT OF THE SPHERICAL SEEDS BY THE ACTION OF THE AIR-FLOW IN A BORE DRILL是什么意思_THE SIMILAR MODEL OF FORCE AND MOVEMENT OF THE SPHERICAL SEEDS BY THE ACTION OF THE AIR-FLOW IN A BORE DRILL在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句