000 00283nam a2200121Ia 4500
008 220201s2017 xx 000 0 eng d
082 _a621.8
_bMAH-M
100 _aMAHAJAN MANOHAR
245 0 _aMETROLOGY
260 _aNEW DELHI
_bDHANPAT RAI
_c2017
300 _a468
942 _2ddc
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999 _c32735
_d32735