皮皮学，免费搜题
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搜题
【单选题】
大肠埃希菌的O抗原为A.
耐热蛋白质
B.
不耐热蛋白质
C.
多糖磷脂
D.
糖类
E.
脂类
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参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】Topic 26 Session 1 4-4 Read the sentence pairs. Choose which word or phrase best fits each blank. 4-A The ___________________________________ ensures that software completes required tasks.
A.
demonstration model
B.
destruction model
【多选题】PEDIT 命令可以对下列图元进行编辑 _____ 。
A.
样条曲线 (SPLINE)
B.
多线段 (PLINE)
C.
三维多线段 (3DPOLY)
D.
直线 (LINE)
【多选题】PEDIT 命令可以对( )图元进行编辑
A.
样条曲线 (SPLINE)
B.
多线段 (PLINE)
C.
三维多线段 (3DPOLY)
D.
直线 (LINE)
E.
多线 (MLINE)
【简答题】洞内控制测量为什么采用导线的形式?
【单选题】Topic 26 Session 1 4-1 Read the sentence pairs. Choose which word or phrase best fits each blank. 1-B A ____________________ is an observable occurrence.
A.
failure
B.
fault
【单选题】Topic 26 Session 1 4-3 Read the sentence pairs. Choose which word or phrase best fits each blank. 3-B Software must ____________________ certain requirements set by engineers.
A.
satisfy
B.
compare
【简答题】简述交流接触器触头的分类
【单选题】Topic 26 Session 1 4-1 Read the sentence pairs. Choose which word or phrase best fits each blank. 1-A A ____________________ is caused by a human error in coding or input.
A.
failure
B.
fault
【单选题】Topic 26 Session 1 4-4 Read the sentence pairs. Choose which word or phrase best fits each blank. 4-B The ___________________________________ detects implementation faults.
A.
demonstration model
B.
destruction model
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