..............page:306-310
..............page:311-316
..............page:336-338
..............page:333-335
Calculation and Application of Duality
lu yi~1; wang xia~2 (1.liaoning railway vocational and technical college; jinzhou 121000; china; 2.tianjin technological university; tianjin 300000; china)
..............page:343-345
Research and practice of construction of Data Structure
qin yu-ping~1; liu jing~2; shen ze-gang~1; zhao li-shuang~1 (1.college of information science and engineering; bohai university; jinzhou 121013; china; 2.jianxiong college of vocation and technology; taicang 215411; china)
..............page:362-365
..............page:366-370
Analysis on grating's oblique incidence
xu cui-yan~1; wang hui~2 (1.department of mathematics and science; liaoning university of industry; jinzhou 121001; china; jinzhou employee traning base; jinzhou 121001; china)
..............page:359-361
..............page:371-376
..............page:381-384
..............page:377-380
..............page:354-358
..............page:346-349
..............page:301-305
..............page:328-332
..............page:322-324
..............page:317-321
..............page:295-300
..............page:350-353
..............page:339-342
..............page:325-327
..............page:289-294