采用10毫居里放射源，线性可测范围达到180毫米，非线性误差，小于2%。
By using a 10 millicurie radiant source, the linear measurability may reach 180 millimeter with a non-linear error less than 2%.
采用10毫居里放射源，线性可测范围达到180毫米，非线性误差，小于2%。
By using a 10 millicurie radiant source, the linear measurability may reach 180 millimeter with a non-linear error less than 2%.
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