机读格式显示(MARC)

• 000 01203cam a2200277 a 4500

• 001 0000331673

• 005 20191106182600.0

• 008 010411s1974 sz a 000 0 ger d

• 020 __ |c CNY5.45

• 040 __ |a SCT |c SCT

• 041 0_ |a eng |a ger

• 090 __ |a TM-65/IEC/V.255

• 093 __ |a TM-65 |2 4

• 099 __ |a CALB022001181793

• 110 2_ |a International Electrotechnical Commission.

• 245 10 |a Electrical relays / |c International Electrotechnical Commission, ISO.

• 260 __ |a [Genève, Suisse : |b Bureau Central de la Commission Electrotechnique Internationale, |c 1974.]

• 300 __ |a 817 p. : |b ill. ; |c 29 cm.

• 490 1_ |a Publication / International Electrotechnical Commission ; |v 255

• 500 __ |a Cover title.

• 505 00 |a Electrical relays. Contact performance of electrical relays -- All-or-nothing electrical relays -- Single input energizing quantity measuring relays with dependent specified time -- Electrical relays.

• 546 __ |a German and English.

• 740 02 |a All-or-nothing electrical relays.

• 740 02 |a Single input energizing quantity measuring relays with dependent specified time.

• 830 _0 |a Publication (International Electrotechnical Commission) ; |v 255.

• 920 __ |a 211180 |z 1