标准铂电阻温度计一等标准和二等仪表的标准了解
标准铂电阻温度计一等标准应满足以下条件: W (29.764 6℃)≥1.118 07 (5) W (29.764 6℃)为温度计在镓熔点时的电阻值RGa与Rtp之比,W (29.764 6℃)=RGa/Rtp. 标准铂电阻温度计二等仪表可满足下面两个条件之一: W (29.764 6℃)≥1.118 07 W (100℃)≥1.392 54 (6) W (100℃)为温度计在100℃时电阻值R(100℃)与Rtp之比, W (100℃)=R (100℃)/Rtp. 受益匪浅
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