拼接SQL字符串
拼接带有变量的字符串
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例如:
"UPDATE Type_Medium_Info SET " + strType_Field + "=' " + strContent + "
'WHERE Assert_Sn = '" + strAssert_Sn + "' AND Machine_Id= '" +
strMachine_Id + "' AND Type_Med_Sn = '" + strType_Med_Sn + "' "