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發表於:2022-01-07
問題詳情:Attheageof14,HughEvansspentanightwithcockroaches(蟑螂)crawlingalloverhim.Thatexperienceturnedouttobelife-changingforEvans,now30.FarremovedfromhiscomfortablehomeinAu...
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發表於:2024-01-03
1、Chronicrespiratoryalkalosis(CRA),CRAplusmetabolicalkalosisandmetabolicacidosisareseldom.2、StorageconditionsandtemperaturelogswillbecheckedbytheCRAduringMVandreported....
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發表於:2020-10-03
問題詳情:已知*A={x|3≤x<7},B={x|2<x<10}.求CR(A∪B); CR(A∩B); (CRB)∪A; (CRA)∩B【回答】知識點:*與函數的概念題型:選擇題...
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發表於:2019-06-13
問題詳情:已知*A={x|y=},B={-2,-1,0,1,2,3},則(CRA)∩B=A.{-2,-1,0,1,2} B.{0,1,2,3} C.{1,2,3} D.{2,3}【回答】D知識點:*與函數的概念題型:選擇題...
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發表於:2020-11-28
問題詳情:下列説法不正確的是()A.H+H→He+n是聚變B.U+n→Xe+Sr+2n是裂變C.Ra→Rn+He是α衰變D.Na→Mg+e是裂變【回答】D解析原子核的變化通常包括衰變、人工轉變、裂變和聚變.衰變是指原子核放...
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發表於:2020-07-09
問題詳情:已知*A={x|y=},B={x|-1≤2x-1≤0},則CRA∩B= A.(4,+∞) B.[0,] C.(,4] D.(1,4]【回答】 B知識點:*與函數的概念題型:選擇題...