Studying CR-39 under a microscope and counting the number of tracks is a standard way to assess how many neutrons bowled past.

在显微镜下研究CR - 39，计算痕迹数量，是测算穿过中子数量的标准方法。

youdao

Counting the eosinophils using microscope.

用显微镜直接计数。

youdao

Methods: the mean corpuscular volume (MCV) of urinary RBC was measured with blood cell auto counting machine. At the same time, the morphology of urinary RBC was observed carefully with microscope.

方法：用血细胞计数仪检测尿中红细胞平均体积(MCV)并结合显微镜红细胞形态观察。

youdao

This emerged in the lab of MIT biologist Leonard Guarente, whose team spent years counting thousands of yeast cells under a microscope.

FORBES: Researchers are unlocking the mysteries of aging.

The extreme microscope will enable a number of subjective and time-consuming tasks such as counting the number of cells staining positive for a biomarker or locating cells infected with a parasite like malaria, to be replaced by highly repeatable and robust computer vision applications.

FORBES: The Socialization of Microscopes