00515nam a2200169Ia 4500 CTU_45399 210402s9999 xx 000 0 und d 661 T527/T1 Nguyễn Minh Tuyển Kỹ thuật hệ thống công nghệ hóa học Nguyễn Minh Tuyển, Phạm Văn Thiêm Hà Nội KHKT 2001 chemical industry Trung tâm Học liệu Trường Đại học Cần Thơ