When the solent front move to the other end,take the paper or plate out of the chamber.After the solvent is vapourized,make the chromatogram visiable by some means.
当溶剂前沿移动到另外一端时,把纸带或板从

里拿出来。等溶剂
发完后,用一定方法
谱图可见。
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英语(选修7)
特工队2
技 Crash Course
技 Crash Course For instance, the Transmission Department's computers consisted of three machines even more primitive than DJS130.24 They used cumbersome magnetic core memory and paper input tape, and their longest uptime did not exceed fifteen hours.
例如,传输部门的计算机由三台比DJS130计算机更原始的机器组成。它们使用笨重的磁芯内存和纸带输入,最长运行时间不超过十五小时。
技 Crash Course
技 Crash Course
技 Crash Course