![九年级英语作文：Yuan Longping450字]( "九年级英语作文：Yuan Longping450字")
- BornonSeptember7,1930inChongqing,YuanLongpingwasfromapoorfarmer'sfamily.HavinggraduatedfromSouthwestAgricultureCollegein1953,hewassenttoworkasateacherintheAgricultureSchoolinthewestofHunan.Hebeganhisresearchinricein1964andgottheFirstNationalSpeci...
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