常見例句雙語例句One type of equipment to carry out the purification process is a packed column.執(zhí)行洗淨(jìng)過程的設(shè)備的一個(gè)類型是一個(gè)被包裝的專欄。Finally, a method for calculating the efficiency of practical packed column is given.本文提供了一種計(jì)算真實(shí)填料塔傚率的方法。Gas chromatograph is the important apparatus to analyze microconstituents in liquor and it is classified into packed column gas chromatograph and capillary column gas chromatograph.氣相色譜儀器是分析白酒中微量成分的重要設(shè)備，分爲(wèi)填充柱氣相色譜儀和毛細(xì)柱氣相色譜儀。 返回 packed column