The microscopic control refers to the effects of groundwater on migration and accumulation of oil and gas in traps or reservoirs.
本文讨论了地下水，对油气二次运移与聚集的宏观和微观控制作用及其研究方 法。
OBJECTIVE: To study the microscopic quantitative methods of charred traditional Chinese crude drugs as a quantitative evidence for qualitative control.
目的：探讨中药炭药的显微定量方法，为“存性”的质量控制标准提供定量依据。
A high precision control system of worktable is the important part in modern advanced microscopic system, its re-orientation accuracy affects the sample observation quality of microscope directly.
高精度工作台控制系统是现代自动显微系统的重要组成部分，其精度直接影响显微镜对样品的检测质量。
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