机读格式显示(MARC)
000
00305cam 2200133 a 4500
001
0000156081
005
20060913101900.0
008
060913s1987 ctuaf b 00110 engsu
040
__
|c
CAU
090
__
|a
73.67Q1
093
__
|a
73.67Q1
|2
3
245
10
|a
Optoelectronic electron emitter./
260
__
|c
1971.
300
__
|a
13p.
|c
21cm