ស្លាយ powerpoints:
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20160813_ថ្ងៃទី១_ឯកសារណែនាំគ្រូ_និងកិច្ចតែងការបង្រៀន.pptx | |
File Size: | 1037 kb |
File Type: | pptx |
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គណិតវិទ្យា powerpoints:
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ផ្សេងៗ៖
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របៀបធ្វើមីក្រូទស្សន៍.pptx | |
File Size: | 13251 kb |
File Type: | pptx |