提出水平液面式孔内电视系统测量孔斜的误差因素。

This paper discusses the factors affecting hole inclination measurement with horizontal liquid surface bore hole TV system.

youdao

提出水平液面式孔内电视系统测量孔斜的误差因素。

This paper discusses the factors affecting hole inclination measurement with horizontal liquid surface bore hole TV system.

youdao