... bone density measurement 做一次包括骨质密度测量 With Density Measurement 用密度计测度 electron-density measurement probe 电子密度量测探针 ...
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With each new measurement, Pluto got lighter and tinier, until astronomers realized that the object is in fact smaller than Earth's moon and has a very low density.
用各种测量方法重新测量后，冥王星变轻了、变小了，这时候天文学家才意识到冥王星实际上还不如月球大，并且密度也很小。
Theoptimurn electric current density for polishing was given incomhnation with measurement in situ.
并结合现场测试条件，提供了最佳抛光电流密度。
The two laser beam system has been used to measure the relative density of linen dust, with the feature of wide measurement range, good sensitivity and restraining the intensity fluctuation noise.
本文采用双光路激光系统，对亚麻尘的相对浓度进行了连续测量，具有测量范围宽、 灵敏度好、 抑制激光强度起伏噪声等特点。
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