˫ݹһֵ豸㷺Ӧú̿ҵҵҪĹֱϽӴˣĺûֱӹϵЧʺʹУɱػȼӲϣ¿תԹݴܴijʱӦأʹ豸ȫɿ
1  ͺϽǿȽṹֲ
ơʽʱͨͺϽǿȸһѡΧͨͺϽǿȸһֺϽԪ(3%)ͨͺϽ֣ǿȱȽϸߣۺܱȽϺã͸ʴĥ͵ԼԯõļӹܡܵȡڴԼϡȱϽԪأ£ͨ1tͨͺϽֿɶ1.2 t--l.3 t̼ظʹãʹʹ÷ΧԶԶ̼ظ֡
2  ̸
̸ʽΪձһϽϣ俹ǿȳ600 MPaرƺΪZGMnl 3-2ZGMnl 3-3ĸ̸ʾ˲ϵԡ͸иǿȡԺԡ̸ڳܾҳӴӦ£ѸӲIJԱּǿԣӲͼȿĥֿصǼģұܳԽأӲԽ֣ĥԾԽá汻ĥ󣬴αֱӲһƱ㱻㷺Ӧͳĥ
3  ֲ̼
ֲ̼ϾһǿȺͽϺõԡԼԣֻҪԵĸֻеúȵӲϡ
˫ݹӦϵѡͬϡϴϣӲȽϴ󡢹Ӧʱѡ̸ֻ򳬸̸ΪӲϣϽСӦСʱѡϽֳݹֳ̼ݹӶʹ