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Invention & Innovation
1005-0052
1998 Issue 6
jia ya de yan jin
wang xin xi ;
..............page:23
ke ji cheng guo tui xiang shi chang cai you chu lu
zuo kai zuo ;
..............page:13
guan yu ke xue yu yi shu de si kao
wang wen guang ;
..............page:4
mei guo dui pei yang xue sheng chuang zao li de zuo fa
lu tie cheng ;
..............page:17-19
xin fa ming xin chan pin
..............page:35-38
fen bi de mao xi xian xiang ying yong
ai li ;
..............page:10
lun chuang zao si wei fang fa ( xia )
peng jian bo ;
..............page:7-9
chuang zao gong cheng xue jiao xue fang fa xin tan
ou yang fu ;
..............page:20-21
dang jin ce suo yao ge ming
yu gong ;
..............page:5
xi tong de chan pin chuang xin she ji ( si )
yang dao ling ;
..............page:14-15
zi dong xi wan ji shi zen yang da kai xiao lu de ?
chen yuan sen ;
..............page:12
ce ce ni de si wei fang shi
yi di ;
..............page:9-10
zhu nin jian kang
..............page:28-29
fa ming shi chang
..............page:39-40
qi si miao xiang
..............page:30-31
mo tuo che de fa ming li cheng
xiao jun ;
..............page:21-22
ji suan ji jian pan ge xin de u xing si kao
xiao yi yi ;
..............page:6
lun ti gao zhuan li dai li ren de ye wu shui ping yu su zhi
wang hui ping ;
..............page:24-25
bao dao xing
wang wen duan ;
..............page:32-33