机读格式显示(MARC)

• 000 00541nam a2200217 a 4500

• 001 0000333010

• 003 CAL

• 005 20200808160400.0

• 008 __ s1956 a e 000 0 eng

• 020 __ |c CNY0.40

• 040 __ |c XJD |b eng

• 041 0_ |a eng

• 090 __ |a TN91/P554

• 093 __ |a TN91

• 096 __ |a U35 |2 ZXX

• 099 __ |a CALB0220110303303m

• 110 2_ |a philips electron tube division

• 245 00 |a U.H.F.for Communication and Measuring Equipment.

• 260 __ |a Holland |b Philips' technical Labrary |c 1956

• 300 __ |a 60 p. |c 22cm

• 998 __ |a SAUAT