机读格式显示(MARC)

• 000 00882cam a2200265 a 4500

• 001 0000154679

• 003 CAL

• 005 20200807151900.0

• 008 060908s1977 enka 000 0 eng d

• 020 __ |a 008021715X

• 035 __ |a CUW000156604

• 035 __ |a (WaOLN)1189984

• 040 __ |c BIT

• 090 __ |a 73.231073/E38

• 090 __ |a TM33/E38

• 093 __ |a TM33 |2 4

• 094 __ |a 73.231073 |2 3

• 099 __ |a CAL 022001033971

• 110 2_ |a Electro-Craft Corporation.

• 245 10 |a DC motors, speed controls, servo systems : |b an engineering handbook / |c prepared by Electro-Craft Corporation, USA.

• 260 __ |a Oxford ; |a New York : |b Pergamon Press, |c 1977.

• 300 __ |a 524 p. in various pagings : |b ill. ; |c 23 cm.

• 650 _0 |a Electric motors, Direct current |v Handbooks, manuals, etc.

• 650 _0 |a Servomechanisms |v Handbooks, manuals, etc.

• 650 _0 |a Automatic control |v Handbooks, manuals, etc.