-凯发平台

hea|  |00615nam0 2200205   45  
000|  |143547
001|  |97002100
005|  |971010144359.0
092|  |▼acn▼b730b0001
100|  |▼a19970618b19631963m  y1engy0120    ba
101|0 |▼aeng
102|  |▼ausa
106|  |▼ar
110|  |▼aauaz   0uu0
200|10|▼aieee transactions on ultraso-
   |  |nic engineering
207| 1|▼av.10(1963)
210|  |▼anew york▼cinstitute of elect-
   |  |rical & electronics engineers inc.
430|  |▼12001▼aire transactions on ul-
   |  |trasonics engineering(1960-62,v.ue7-9)
440|  |▼12001▼aieee transactions on s-
   |  |onics and ultrasonics(1964,v.su11-)
905|  |▼a801▼d730