00563nam a22001457u 4500 20261003210146.0 260926nuuuuuuuuxx ||||| |||||||| ||khm d (PTEC-PMB)1d4508ccae660cf1 khm 540 ស៊ិន វ៉ាត់ ឯកសារបំប៉នគ្រូបង្រៀនកម្រិតមូលដ្ឋាន : គីមីវិទ្យា 500 វិទ្យាសាស្ត្រធម្មជាតិ និងគណិតវិទ្យា BK ddc 2541 2541 0 0 ddc 0 0 SCI PTEC PTEC 2026-09-26 0 540 ស៊ិន 30707 2026-09-26 12:17:30 2026-09-26 BK 0 0 ddc 0 0 SCI PTEC PTEC 2026-09-26 0 540 ស៊ិន 30708 2026-09-26 12:17:30 2026-09-26 BK 0 0 ddc 0 0 SCI PTEC PTEC 2026-09-26 0 540 ស៊ិន 30719 2026-09-26 12:17:30 2026-09-26 BK 0 0 ddc 0 0 SCI PTEC PTEC 2026-09-26 0 540 ស៊ិន 30724 2026-09-26 12:17:30 2026-09-26 BK 0 0 ddc 0 0 SCI PTEC PTEC 2026-09-26 0 540 ស៊ិន 30725 2026-09-26 12:17:30 2026-09-26 BK 0 0 ddc 0 0 SCI PTEC PTEC 2026-09-26 0 540 ស៊ិន 30729 2026-09-26 12:17:30 2026-09-26 BK 0 0 ddc 0 0 SCI PTEC PTEC 2026-09-26 0 540 ស៊ិន 30730 2026-09-26 12:17:30 2026-09-26 BK 0 0 ddc 0 0 SCI PTEC PTEC 2026-09-26 0 540 ស៊ិន 30734 2026-09-26 12:17:30 2026-09-26 BK 0 0 ddc 0 0 SCI PTEC PTEC 2026-09-26 0 540 ស៊ិន 30735 2026-09-26 12:17:30 2026-09-26 BK 0 0 ddc 0 0 SCI PTEC PTEC 2026-09-26 0 540 ស៊ិន 30739 2026-09-26 12:17:30 2026-09-26 BK 0 0 ddc 0 0 SCI PTEC PTEC 2026-09-26 0 540 ស៊ិន 30740 2026-09-26 12:17:30 2026-09-26 BK 0 0 ddc 0 0 SCI PTEC PTEC 2026-09-26 0 540 ស៊ិន 30744 2026-09-26 12:17:30 2026-09-26 BK 0 0 ddc 0 0 SCI PTEC PTEC 2026-09-26 0 540 ស៊ិន 30745 2026-09-26 12:17:30 2026-09-26 BK 0 0 ddc 0 0 SCI PTEC PTEC 2026-09-26 0 540 ស៊ិន 30750 2026-09-26 12:17:30 2026-09-26 BK 0 0 ddc 0 0 SCI PTEC PTEC 2026-09-26 0 540 ស៊ិន 30755 2026-09-26 12:17:30 2026-09-26 BK 0 0 ddc 0 0 SCI PTEC PTEC 2026-09-26 0 540 ស៊ិន 30760 2026-09-26 12:17:30 2026-09-26 BK 0 0 ddc 0 0 SCI PTEC PTEC 2026-09-26 0 540 ស៊ិន 30765 2026-09-26 12:17:31 2026-09-26 BK 0 0 ddc 0 0 SCI PTEC PTEC 2026-09-26 0 540 ស៊ិន 30770 2026-09-26 12:17:31 2026-09-26 BK 0 0 ddc 0 0 SCI PTEC PTEC 2026-09-26 0 540 ស៊ិន 30775 2026-09-26 12:17:31 2026-09-26 BK 0 0 ddc 0 0 SCI PTEC PTEC 2026-09-26 0 540 ស៊ិន 30780 2026-09-26 12:17:31 2026-09-26 BK