00553nam a2200181 a 450000500170000002000150001708200160003210000060004811000190005424500840007326000400015730000210019769000350021896400230025399700180027699900170029495200600031120251203090704.0  a8170410444  a503.21bENC  d_  aChhatwal, G.R.  aEncyclopedia of Scientific and Technical Terms; Vol. ஸஸஸbTechnical terms  aNew DelhibAnmol Publicationsc1987  a352p.c22 cm. HB  aTechnical terms - encyclopedia  bENGLISHcdefg_  a18837 LIBSC R  c16441d16441  00104071aPUbPUd1998-08-20l0o503.21 ENCp18837yR