每年盤點一次管柱，將使用狀態分別標示於氣相層析管柱清單及液相層析管柱清

每年盤點一次管柱，將使用狀態分別標示於氣相層析管柱清單及液相層析管柱清單

Results (English) 1:

Check the column once a year, and mark the use status in the gas chromatography column list and liquid chromatography column list

Results (English) 2:

Once a year, the tube column will be used to be shown in the separation of the tube column and the liquid phase analysis tube column clear

Results (English) 3:

Check the string once a year, and mark the use status on the list of gas chromatography string and the list of liquid chromatography string