Welcome to HPMug2oMmNrOfxWQHLiEksa6s0hFu9Ox348d7QefarYlaFR5ArkhOwm3Da1pmxmxCtenj1+6luWD#r#n+EPn9L6Ce+9onqnMlT+i! Today is
ＤｉｓｃｕｓｓｉｏｎｏｎｔｈｅＥｆｆｉｃｉｅｎｔＡｐｐｒｏａｃｈｅｓｏｆＭｏｒａｌＳｙｓｔｅｍＣｏｎｓｔｒｕｃｔｉｏｎｏｆＶｏｃａｔｉｏｎａｌＣｏｌｌｅｇｅＳｔｕｄｅｎｔｓ
CHEN 　Ying, MEI 　Jie, LUO Hai-Feng, CHANG Zhi-Wen
HPMug2oMmNrOfxWQHLiEksa6s0hFu9Ox348d7QefarYlaFR5ArkhOwm3Da1pmxmxCtenj1+6luWD#r#n+EPn9L6Ce+9onqnMlT+i . 2013, (02): 26 .  DOI: 10.3969/j.issn.1009-0479.2013.02.008