机读格式显示(MARC)

• 000 00594nam2 2200181 4500

• 001 0000240998

• 020 __ |a 0-8194-0259-1 |c ￥63.10

• 041 0_ |a eng

• 093 __ |a TN929.1 |v 4

• 245 1_ |a Free-space Laser Communication Technologies II |c Society of Photo-Optical Instrumentation Engineers Conference(1990 : Los Angeles) |g |A FREESPAC |F SOCIETYO

• 250 __ |a

• 260 __ |a Wash. D. C. |b SPIE |c 1990

• 300 __ |a XII,680c28cm

• 440 0_ |a

• 700 _0 |a Society of Photo-Optical Instrumentation Engineers Conference(1990 : Los Angeles) |A SOCIETYO |4 著

• 851 _0 |a CN |b HIEL

• 905 __ |a HIEL |d TN929.1/S7

• 999 __ |b 1