About CLARK A V JR
About National Bureau of Standards, CO, USA
About RENO R C
About National Bureau of Standards, CO, USA
About THOMPSON R B
About Iowa State Univ., IA, USA
About SMITH J F
About Iowa State Univ., IA, USA
About BLESSING G V
About National Bureau of Standards, CO, USA
About FIELDS R J
About National Bureau of Standards, CO, USA
About DELSANTO P P
About Naval Research Lab., Washington, D.C., USA
About MIGNOGNA R B
About Naval Research Lab., Washington, D.C., USA
About Ultrasonics
About aluminum containing alloy
About Metallography
About アルミニウム合金
About 結晶構造
About 観測
About 超音波
About 中性子回折