On the moderniaztion of librarians
chen wen min 1; zeng fan min 2 (1.marxism-leninism dept.; hebei teachers univ.shijiazhuang; 050016; china; 2.library; hebei college of industrial technology; shijiazhuang; 050091; china)
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Speciality of nanoparticles
hu rui sheng 1; liu yan xiao 2; wang dong jun 1; yu guang hui 3; shi ping le 1; zhang yun xiao 1; qi xiu ju 1 (1.department of chemistry; shijiazhuag teachers college; shijiazhuang; 050801; china; 2.department of information engineering; hebei admi
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The main channel of realizing geography quality education
miao yan 1; li xiao hui 2; zu jian qi 3 (1.department of geography; college of resources and environment science; hebei teachers university; shijiazhuang; 050016; china; 2.daying high school; gaoyi county; hebei; 050300; china; 3.lianjiazhuang high school; x
..............page:77-79
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