The fluorization product of 2,4 dichloronitrobenzene was successfully analyzed by gas chromatography on OV 17 packed column.
以OV-17为固定液，采用填充柱气相色谱法，对2，4-二氯硝基苯的氟代产物进行了成功的分离和分析。
Packed column
英语例句库
Based on single column process of packed poromeric chromatographic column, the chromatographic analysis process of transformer oil with SP3430 gas chromatographic apparatus has been improved.
采用填充多孔高聚物色谱柱单柱流程对SP3430气相色谱仪的变压器油色谱分析流程进行了改进。
原声例句
福尔摩斯探案集：新探案（下）
Under a series of flaming headlines, which began with " The Haven Horror" and ended with " Brilliant Police Investigation, " there was a packed column of print which gave the first consecutive account of the affair.
在以“避风港的恐怖事件” 开头、以“出色的警方调查” 结尾的一系列火爆的头条新闻下， 有一个排版专栏首次连续报道了这起事件。
英语百科
Packed bed
（重定向自Packed column）
![Super-Raschig rings](/Images/godic/202502/01/Anelli_Raschig3218.jpg")
![Structured packing](/Images/godic/202502/01/Riempimento_strutturato3218.jpg")
In chemical processing, a packed bed is a hollow tube, pipe, or other vessel that is filled with a packing material. The packing can be randomly filled with small objects like Raschig rings or else it can be a specifically designed structured packing. Packed beds may also contain catalyst particles or adsorbents such as zeolite pellets, granular activated carbon, etc.
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