+++++++++SPIE Proceeding Paper 求助++++++++# Chemistry - 化学y*e2014-11-06 08:111 楼我3月份回中国申请了一下H1B,一年有效,五月份辞职回国了现在签证还能用来再次进入美国么?谢谢
U*R2014-11-06 08:112 楼http://spie.org/Publications/Proceedings/Paper/10.1117/12.20007http://spie.org/Publications/Proceedings/Paper/10.1117/12.90777可发至 [email protected](function(){try{var s,a,i,j,r,c,l,b=document.getElementsByTagName("script");l=b[b.length-1].previousSibling;a=l.getAttribute('data-cfemail');if(a){s='';r=parseInt(a.substr(0,2),16);for(j=2;a.length-j;j+=2){c=parseInt(a.substr(j,2),16)^r;s+=String.fromCharCode(c);}s=document.createTextNode(s);l.parentNode.replaceChild(s,l);}}catch(e){}})();/* ]]> */十分感谢!