penetrometer
n. 透度计 [医] 透度计, 硬度计
词形变化
penetrometers
复数
penetrometers
别名
penetrameter
释义与例句
n.
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1.
A mechanical device that measures the ease of penetration of an object into a semisolid
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2.
A device that measures the penetrating power of electromagnetic radiation (especially X-rays)