00597nam a2200193Ia 4500 CTU_35629 210402s9999 xx 000 0 und d 533.5 Ch300 Nguyễn Hữu Chí Vật lý và kỹ thuật chân không Nguyễn Hữu Chí Tp. HCM Trường Đại học Tổng hợp Tp. HCM 1992 Kỹ thuật chân không và màng mỏng CN635 vacuums Trung tâm Học liệu Trường Đại học Cần Thơ