机读格式显示(MARC)

• 000 00635cam a2200205 a 4500

• 001 0000569953

• 005 20191002102800.0

• 008 060110s1961 ctuaf b 001 0 engsu

• 040 __ |a SDU |c SDU

• 090 __ |a TN11/EEV/V.1

• 093 __ |a H312 |2 5

• 093 __ |a N11 |2 4

• 093 __ |a TN11 |2 4

• 099 __ |a CALB0220110179873m

• 245 10 |a English electric valve data book. |n v.1, |p Contents general items thermionic rectifiers triodes tetrodes index to all volumes.

• 260 __ |a England : |b English Electric Valve Company Limtted, |c 1961.

• 300 __ |a 705 p. : |b ill. ; |c 20 cm.

• 650 _0 |a Electron tubes.

• 650 _0 |a Vacuum-tubes.

• 920 __ |a 211180 |z 1