英语语法分析

Fine photometer heads require high accurate assessment and test system for them.

高精度的光度探头需要高精度的评价测试系统。

The main hardware technology in HD full automatic Microscope photometer is described.

介绍了HD型全自动显微镜光度计中主要的硬件技术。

This paper describes an integrating photometer built at Purple Mountain Observatory recently.

本文介绍紫金山天文台直流积分型光度计。