000 00660nam a22001337a 4500
040 _cRUA
082 _aAGE PEN 2020 B1-462 Or.
100 _aPEN NARY,ប៉ែន ណារី
245 _aPERFORMANCE TESTIN GOF WATER PUMPING MACHINE CONVERTED FROM GASOLINE TO BIOGAS,ការធ្វើតេស្តសមត្ថភាពម៉ាស៊ីនបូមទឹកកែច្នៃពីសាំងឱ្យដំណើរការដោយជីវឧស្ម័ន
260 _aphnom penh
_brua
_c2020
300 _aix.45p.
_bill.
_c29cm.
856 _uhttps://drive.google.com/file/d/1VR9TeNAGzW_DiCIZhWsZ1G5oOL1gA9QW/view?usp=sharing
942 _cAGE
999 _c23464
_d23464