000 00298nam a2200133Ia 4500
100 _aSonde/B.S
942 _cBK
654 _atransducers
245 _aTransducers and display system
260 _bTata Mc Graw hill
_aNew Delhi
_c1981
082 _a621.381
_bSON
546 _aENGLISH
999 _c27498
_d27498