MARC全文
0200051854 20040428122047.0 s1944 njua fr |00||||eng | CNY5.00 NGL a844.05 Radio Corporation of America. RCA Victor Division. ; Commercial Engineering Section. 美国RCA电子管手册 第3-5卷. chi RCA tube handbook. v.3-5 / Commercial Engineering Section, RCA Victor Division, Radio Corporation of America. Tube handbook Harrison, New Jersey : Radio Corporation of America, [1944]. 1v.(various pagings) : illus. ; 19 cm. Its Handbook series ; HB-3 Vacuum-tubes. NGL 217686-87 844.05 R11c v3-5 aglj b2 eglj0402