..............page:277-281
..............page:269-271,276
..............page:228-232,257
..............page:272-276
..............page:213-218
The optimality conditions of infinite vector optimization problems
xie xiao-feng1; he jing2; lai han3(1.chengdu neusoft institute of information; chengdu 611844; china; 2.yucai collge; southwest university; chongqing 401524; china; 3.college of computer and information science; chongqing technology andbusiness university; chongqing 400067; china)
..............page:219-222
..............page:252-257
An overview of image-based pencil drawing rendering
guo xiao-yong1; 2; chen ke-lin3(1.department of mathematics and science; lincang teacher s college; yunnan lincang 677000; china; 2.school of science; xidian university; shaanxi xi an 710071; china; 3.school of mathematics and computer science; yunnan nationalities university; yunnan kunming 650031; china)
..............page:237-241
..............page:242-246
Analysis and control of noise in central air conditioning system
du li1; zhao peng-yun2(1.engineering research center for waste oil recovery technology and equipment; ministry ofeducation; chongqing technology and business university; chongqing 40067; 2.r&d center of air-conditioning; sichuan chang hong corporation; sichuan mianyang 621000; china)
..............page:291-294
..............page:258-262,268
..............page:209-212
..............page:298-301
..............page:233-236
..............page:223-227
..............page:282-285
..............page:263-268
..............page:247-251
..............page:295-297
..............page:286-290
Research progress in synthesis of chalcones by new methods
he wen-xiang1; ning hai-feng2; zheng xu-xu1*; yin zhong-yi1; xie jing-jing1(1.school of environmental and biological engineering; chongqing technology and business university; chongqing 400067 china; 2.department of chemistry and material science; sichuan normal university; chengdu 610064; china)
..............page:305-310
..............page:302-304