机读格式显示(MARC)

• 000 02066nam 2200301 a 4500

• 000 1000109317

• 001 0000331638

• 005 20100430144328.0

• 008 100427q19271962enka 000 0 eng d

• 020 __ |c CNY2.80

• 040 __ |a CAU |c CAU

• 090 __ |a T-655.61/BSS/V.7/PT.3

• 093 __ |a T-655.61 |2 4

• 245 00 |a British standard specification.[Volume 7, Pt.3] |p Classification of electrical machines, transformers and rectifiers, nomenclatures and general standards.

• 246 30 |a Classification of electrical machines, transformers and rectifiers, nomenclatures and general standards

• 260 __ |a [London : |b s.n.], |c 1927-1962?

• 300 __ |a 1 v. (various pagings) : |b ill. ; |c 21 cm.

• 505 0_ |a Specification for the electrical performance of franctional horsepower electric motors and generators --British standard rules for methods of declaring efficiency of electrical machinery (excluding traction motors) --British standard specification for magnetic materials for use under combined D.C. & A.C. magnetisation --The electrical performance of rotating electrical machinery --Memorandum on the measurement of cooling-medium temperature when testing electrical machines transformers and other electrical apparatus.

• 650 _0 |a Standardization |z Great Britain.

• 740 02 |a British standard specification for magnetic materials for use under combined D.C. & A.C. magnetisation.

• 740 02 |a The electrical performance of rotating electrical machinery.

• 740 02 |a Memorandum on the measurement of cooling-medium temperature when testing electrical machines transformers and other electrical apparatus.

• 740 02 |a Specification for the electrical performance of fractional horsepower electric motors and generators.

• 740 02 |a British standard rules for methods of declaring efficiency of electrical machinery (excluding traction motors)

• 901 __022010000873

• 905 __ |a CAU |f T-655.61/BSS/V.7/Pt.3 |b E0234848

• 907 __ |a CAU |f T-655.61/BSS/V.7/Pt.3 |b E0234848

• 999 __ |t C |A gxr |a 20100430 14:25:01 |I gxr |i 20100430 14:43:28 |G gxr |g 20100430 14:43:4