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[单选题]
常用的K型(镍铬£镍硅)热电偶在0℃、100℃、200℃时分别对应:()
A.0Ω;4.09Ω;8.173Ω
B.0mV;4.095mV;8.173mV
C.0Ω;19.40Ω;38.78Ω
D.0mV;19.40mV;38.78mV
查看答案
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A.0Ω;4.09Ω;8.173Ω
B.0mV;4.095mV;8.173mV
C.0Ω;19.40Ω;38.78Ω
D.0mV;19.40mV;38.78mV
A.800℃
B.820℃
C.780℃
A.E(500,20)=E(500,300)-E(300,20)
B.E(500,20)=E(300,20)-E(500,300)
C.E(500,20)=E(500,300)+E(300,20)