本方法为核密度计的现场率定提供了一种简便易行、准确可靠的新途径。

This method provides a simpler, more accurate and reliable way to calibrate densimeter on the spot.

youdao

本方法为核密度计的现场率定提供了一种简便易行、准确可靠的新途径。

This method provides a simpler, more accurate and reliable way to calibrate densimeter on the spot.

youdao