皮皮学，免费搜题
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【单选题】
1Mpa高压蒸汽灭菌其温度应是( )。
A.
100℃
B.
115℃
C.
121℃
D.
135℃
拍照语音搜题，微信中搜索"皮皮学"使用
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举一反三
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B.
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C.
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D.
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【单选题】根据《建筑安装工程费用项目组成》（44号文），建筑安装工程费用项目组成按费用构成要素划分，夏季防暑降温费属于（ ）。
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提高差模增益
B.
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C.
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【简答题】A．Her daughter isn't in her class. B．She isn't related to the student. C．She doesn't think that she looks like the Student. D．The student shouldn't have looked at her like that.
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【单选题】在长尾式差分放大电路中,RE的主要作用是 ( ) 。
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