青云翻译

The vacuum tower according to the temperature divided into three lines of decompression segment (by line, second-line reduction by three-wire), and finally in the third-line summary.

Broken down according to the temperature and vacuum line vacuum Tower (line reduction, reduction of second-line, reducing wire), last in the three-line summary.

The reduced pressure tower first (reduces one according to temperature division reduced pressure section three, reduces two, reduces three), finally compiles in three.

The first pressure into stress depending on the temperature of a 3-Wire (line 2, line 3, subtract line), and finally in 3 line summary.

Broken down according to the temperature and vacuum line vacuum Tower (line reduction, reduction of second-line, reducing wire), last in the three-line summary.