00640nam a22001217a 4500 RUA REN SORY,រ៉េន​​ សុរី EFFICIENCY OF SOLAR PUMP IN CONTRIBUTION TOWARD HOUSEHOLD ECONOMY AND ENVIRONMENT,ប្រសិទ្ធភាពនៃស្នប់បុមសូឡាក្នុងការរួមចំណែកដល់សេដ្ឋកិច្ចគ្រួសារនិងបរិស្ថាន PHNOM PENH RUA 2019 x.56p. ill, 29cm, https://drive.google.com/file/d/1hc4J1DqvkZWTp-l0Nuc9mANaH05MBs21/view?usp=sharing AGE 19862 19862 0 0 ddc 0 AGE_REN_2019_000000000000000_B660_OR 0 89043 LBB LBB B660 2022-01-04 AGE REN 2019 B660 Or. A067918 2022-01-04 2022-01-04 AGE 0 0 ddc 0 AGE_REN_2019_000000000000000_B660_OR 0 89044 LBB LBB B660 2022-01-04 1 AGE REN 2019 B660 Or. A067811 2024-12-25 2024-12-19 2022-01-04 AGE 0 0 ddc 0 AGE_REN_2019_000000000000000_B660_OR 0 89045 LBB LBB B660 2022-01-04 AGE REN 2019 B660 Or. A067751 2022-01-04 2022-01-04 AGE 0 0 ddc 0 AGE_REN_2019_000000000000000_B660_OR 0 89046 LBB LBB B660 2022-01-04 AGE REN 2019 B660 Or. A067978 2022-01-04 2022-01-04 AGE 0 0 ddc 0 AGE_REN_2019_000000000000000_B660_OR 0 89047 LBB LBB B660 2022-01-04 AGE REN 2019 B660 Or. A068038 2022-01-04 2022-01-04 AGE