A.存儲(chǔ)實(shí)際的KeyValue數(shù)據(jù) B.存儲(chǔ)數(shù)據(jù)的起點(diǎn) C.指定字段的長(zhǎng)度 D.存儲(chǔ)數(shù)據(jù)塊的起點(diǎn)
A.經(jīng)濟(jì)B.安全C.發(fā)展D.主權(quán)
A.異常子宮出血B.IUD及宮內(nèi)異物定位,試取C.宮腔黏連D.以上均是