%0 Journal Article
%T A STUDY OF THE EFFICIENCY OF PERCUSSIVE PENETRATION BY WAVE THEORY<br>
%A Zhao Tongwu Changsha Institute of Mining
%A Metallurgy Research
%A <br>
%J 金属学报
%D 1980
%I 
%U http://www.alljournals.cn/get_abstract_url.aspx?pcid=5B3AB970F71A803DEACDC0559115BFCF0A068CD97DD29835&cid=AB188D3B70B071C57EB64E395D864ECE&jid=B061E1135F1CBDEE96CD96C109FEAD65&aid=DC80B12FCA99B65773C9743711E6F09F&yid=E56875464B1C0EC1&vid=7801E6FC5AE9020C&iid=38B194292C032A66&sid=96A53C367B5173D7&eid=7979125BBE749348&journal_id=0412-1961&journal_name=金属学报&referenced_num=0&reference_num=7