Entrepreneur market and encouraging constraint mechanism
su jun-min 1; yan shi-gang 2 (1. school of management; tianjin industry university; tianjin 300160; china; 2.section of science and technology; china computer software and technology service corporation; beijing 100081; china)
..............page:107-109
Experimental study of fibre-optic one-way phonetic transmission system
du rong-jian 1; 2 ; xiang wang-hua 2 ; chen jin 2; zhang liang 2; pei xin 2 (1. dept. of opto-electronic information and electronic eng.; tianjin institute of technology; tianjin 300191; china; 2. college of precision instrument and optoelectronics engineering; key laboratory of opto-electronics information technical science; emc; tianjin university ; tianjin 300072; china)
..............page:1-4
..............page:10-12,35
..............page:48-50,80
..............page:103-106
..............page:84-87,98
..............page:99-102
..............page:110-112
Study of photocatalytic carrier
chen hui 1; dong ying 1; liang biao-chen 1; guo hong-yu 2; liu xiu-feng 2 (1.college of biological & chemical eng.; tianjin institute of technology; tianjin 300191; china; 2.college of chemical eng. ; tianjin university ; tianjin 300072; china)
..............page:27-29