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【单选题】
一般在（）的温度范围内，Pt100热电阻温度传感器是首选测温元件。
A.
-400至-200℃
B.
-200℃至+400℃
C.
+400℃至+600℃
D.
+400℃至+800℃
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A.
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B.
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C.
2－64
D.
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