腾讯彩票
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性能指标：熔点测量范围：室温至300℃温度显示最小示值：0.1℃线性升温速率：0.2,0.5,1.0,1.5,2.0,3.0,4.0,5.0(℃/min)炉温准确度：≤200℃时±0.5℃ ＞200℃时±1℃
