协作形式

(yi)zulinyingyeliucheng:


zhanpinlinxuan→dingzhibaojia→qiandingtiaoyue→zhanpinyunshu→xianchangzhuangzhizhanpinzhuangpei→wangongzongjie。


(er)chanwudingzuoliucheng:


kehuxuyao→dingzhichoumoujibaojia→shigongdasuan→ chanwujianzao→xianchangzhuangzhi→zhanchuzhaoguhushi→gongjichechu→wangongzongjie


document.writeln(""); document.writeln("");