viewimageM.php?id=employment&no=29bcc427b78077a16fb3dab004c86b6f58fd4e160e9c6d521321351aa55632eefde053b9fb880dba85e37cced025c997b890e6a05bfa9e7c5140a2a69ccdc28e2b82503470a87466a3e952667e7ed21b6d6a



는 없고.

C2H2 2.5~81%
C2H4O 3.0~80%
H2 4~75%
CO 12.5~74%
HCN 6~41%
H2S 4.3~44%
CS2 1.2~44%

잇힝

요즘 인문학 서적 뭐가 재밌어?