000
00251pam a2200085a 44500
008
140414b xxu||||| |||| 00| 0 eng d
245
_a
CHINA SCIENCE AND TECHNOLOGY ABSTRACTS
_c
260
_a
HONG KONG
_b
INTERNATIONAL INFORMATION SERVICES LTD
_c
906
_a
45521
999
_c
41791
_d
41791