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V5.x系統(tǒng)中，刪除動環(huán)網管Sybase數據庫scanbus表中前置機ID為1且總線ID為3的SQL語句應該是（）
A.delete*from scanbus where qzj_id=1 and scanbus_id=3
B.deletefrom scanbus whereqzj_id=1 and scanbus_id=3
C.del*from scanbus where qzj_id=1 and scanbus_id=3
D.delfrom scanbus where qzj_id=1 and scanbus_id=3
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