000 nam a22 7a 4500
999 _c1580
_d1580
005 20210305143825.0
008 210305b ||||| |||| 00| 0 eng d
020 _a8170237637
082 _a621.55
100 _aRao, V V
245 _aVacuum Science and Technology
260 _aNew Delhi
_bAllied Publishers Limited
300 _a202p.
653 _aGas Flow in Vacuum Systems, Production of Vacuum, Pressure Measurement in Vacuum Systems, Vacuum Materials and Components, Leak Detection, Vacuum Systems and Applications
700 _aGhosh, T B
700 _aChopra, K L
942 _cBK