例句與造句

1. According to incomplete survey , one tenth of american is wearing baofeng sandals
   據(jù)不完全統(tǒng)計，每十個美國人就有一人空寶峰拖鞋。
2. Based on incomplete survey , until 1990 , there are totally 628 accidents in pipelines in our country during nearly 20 years
   據(jù)不完全統(tǒng)計，截至1990年，我國僅輸油管道在近20年時間里，共發(fā)生大小事故628次。
3. It's difficult to find incomplete survey in a sentence. 用incomplete survey造句挺難的