相关BPL的文学知识

问题详情：选词填空根据短文内容，选出适当的单词或短语填空，使语意通顺完整。每个选项只能使用一次A. well  B.play  C.ivory  D.with  AB.goodluck  AC.ingreatdanger    AD.symbols  BC.save   BD....

ThecalibrationmethodoftheoriginalBPLtimeservicebroadcastcontrolsignalisanalyzedandstudied.ChanBPL,ChenXL,2008.SpeciesdiversityanddistributionoffreshwaterfishesatMt.Yinggeling,HainanIsland,China.Biodiv...