00423nam a22001577a 4500003000500000005001700005008004100022020001800063040000600081082001800087100002100105245007900126260003300205300001400238650001300252CEME20210628205118.0210225b        xxu||||| |||| 00| 0 eng d  a0-12-460585-0  c.  a660.281 LYN'U  aLynnulorth, L. C  aUltrasonic measurements for process control theory techniques applications  aBOSTONbACADEMIC PRESSc1989  aXIX, 694P  a ACC NO-