- 問題詳情:農作物生長需要含較多氮、*、鉀元素的化肥,下列化肥屬於含*複合肥料的是( )A.NH4NO3 B.Ca(H2PO4)2 C.(NH4)2HPO4 D.KNO3【回答】【*】C【解析】考點:化學肥料知識點:化學肥料題型:選擇題...
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- 問題詳情:下列字母中含有相同音素的一組是 。FH B.BF C.AH 【回答】C知識點:語音題型:選擇題...
- 26945
- CAHhastheresponsibilityforcoordinatingWHOinputtotheworkoftheCommittee.Inaddition,CAHsupportsthecollectionandanalysisofdatatomonitorimplementationandprogresstowardsglobalgoalsandtargetsofrelevancetoadolescents.FemaleswithCAHaregeneticallyfemaleandaret...
- 8673
- 問題詳情:下列物質中,能用作氮肥的是 A.K2SO4B.CO(NH2)2 C.K2CO3 D.Ca(H2PO4)2【回答】【*】B【解析】氮*鉀中只含有氮元素就為氮肥,故選B知識點:化學肥料題型:選擇題...
- 29993