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派飞凯特
首页 > 英语培训 > 上样量英文

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蓝色天机

已采纳

对 英文翻译对了、、、上样量就是讲的取得样本的量

上样量英文

91 评论(11)

喵喵咩咩喔喔

amount/ number

130 评论(8)

陈宏立夏

quantity是指数量volume主要指容量

357 评论(13)

笨笨的2003

1, the author discusses: for adsorbent, application of silica gel column chromatography separation penicillium Margaret acid technology conditions. TLC method is used to determine the Margaret penicillium acid on the thin layer chromatography agent for ethyl acetate: acetone: acetic acid (5:2:0. 1). Through to the elution way, with the flow velocity and the investigation of the sample weight, and the column chromatography, the optimum process conditions of ethyl acetate, acetone gradient elution and sample weight, velocity on 1.0% for 1.0 mL/min. Finally the highly effective liquid phase analysis, the products covered the purity of Margaret mildew acid can be up to 90%.2, key words: penicillium acid, Margaret Silica gel column chromatography; purification.3, a constant ratio of the TLC test results with the gradient itself TLC test results.4 and purification of the mold after Margaret acid TLC spectra of purified penicillium acid HPLC spectra Margaret.

102 评论(10)

苏州小迷糊

我也不知道,不过sample 是样品我也不清楚,你等一下内行的人来吧!

284 评论(13)

碎花花11

visit capacitypage views

296 评论(14)

肥肥肥肥啊

visitspage views

235 评论(11)

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