中 맹추격에 환경 규제까지...석유화학 산업 '이중고' / YTN YTN 0 46 02.18 22:43 https://www.youtube.com/watch?v=TCS6al-YTXY + 9 https://www.youtube.com/feeds/videos.xml?channel_id=UChlgI3UHCOnwUGzWz… + 9 中 맹추격에 환경 규제까지...석유화학 산업 '이중고' / YTN