»çÁø °¶·¯¸®
Á¦¸ñ ŸÀ̾î°øÀå ½ºÆ¿ÄÚµå À̼۶óÀÎ (Steel cord handling system in tire factory)
ÀÛ¼ºÀÚ kiyoungint
ÀÛ¼ºÀÏÀÚ 2016-04-20
 

 
Á¶È¸¼ö 2477
´Ù¿î·Îµå¼ö 0