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【单选题】
人工自动免疫与人工被动免疫最主要的区别点是：A.
应用物质
B.
进入途径
C.
起效时间
D.
应用范围
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反馈参考答案：
举一反三
【单选题】Which one of the following is a project acceptance indicator given an independent project with investing type cash flows?
A.
profitability index less than 1.0
B.
project's internal rate of return less than the required return
C.
discounted payback period greater than requirement
D.
modified internal rate of return that exceeds the required return
【简答题】Which type of table space must be used if you want to store the index data
separately from the table data?
【简答题】Which type of futures contract does NOT allow for the underlying goods to be deliveredA. Interest rate.B. Index.C. Foreign currency.
【单选题】Which type of index changes the order in which the data is stored in a table?
A.
non-sequential；
B.
sequential；
C.
non-clustered；
D.
clustered
【单选题】体外抗原抗体反应,最合适的条件是
A.
0.65%NaCl.pH 2～6.35℃
B.
0.85%NaCl.pH 6～8.37℃
C.
0.85%NaCl.pH 2～6.35℃
D.
0.85%NaCl.pH 2～6.37℃
E.
0.65%NaCl.pH 6～8.37℃
【单选题】The terms "bitmap," "b-tree," and "hash" refer to which type of database structure?
A.
view；
B.
function；
C.
index；
D.
stored procedure；
E.
trigger；
【单选题】Which type of futures contract does NOT allow for the underlying goods to be delivered?
A.
Interest rate.
B.
Agricultural.
C.
Index.
【单选题】Which of the following supports the XML data type?（）
A.
A unique index
B.
A composite index
C.
A check constraint
D.
A generated column
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