机读格式显示(MARC)

• 000 01076cam 2200325 a 4500

• 000 1000100974

• 001 0000324161

• 005 20080103153730.0

• 008 981216s1981 nyua b 001 0 eng

• 010 __ |a 80029578 //r92

• 020 __ |a 0471085480 : |c CNY1.30

• 040 __ |a DLC |c DLC |d DLC

• 050 00 |a TK7887.55 |b .G44

• 082 00 |a 621.46/2 |2 19

• 090 __ |a TM33/GDF

• 093 __ |a TM33 |2 4

• 099 __ |a CAL 022000329925

• 100 1_ |a Geiger, Dana F.

• 245 10 |a Phaselock loops for DC motor speed control / |c Dana F. Geiger.

• 260 __ |a New York : |b Wiley, |c c1981.

• 300 __ |a ix, 206 p. : |b ill. ; |c 24 cm.

• 500 __ |a "A Wiley-Interscience publication."

• 504 __ |a Includes bibliographical references (p. 201) and index.

• 650 _0 |a Phase-locked loops.

• 650 _0 |a Data tape drives |x Automatic control.

• 650 _0 |a Electric motors, Direct current |x Automatic control.

• 901 __022007008804

• 905 __ |a CAU |f TM33/GDF |b E0274985

• 907 __ |a CAU |f TM33/GDF |b E0274985

• 999 __ |t C |A gypx |a 20080103 15:35:44 |I gypx |i 20080103 15:37:30 |G wzhlc |g 20091130 08:33:3