holing-through

Means of Ensuring Surveying Quality of Holing-Through Engineering

贯通工程测量质量的保障手段

Frontal intersection formula indicated by azimuth angle applied in mine holing-through survey;

在煤矿开采过程中，贯通测量工作责任与作用重大。

This paper expounds the working principle and step requirements of holing-through survey of well lane, and advances several considerations about increasing the holing-through accuracy of the well lane according to the working experience.

阐述了井巷贯通测量的工作原则和贯通测量的步骤要求，并根据工作经验提出了提高井巷贯通精度的几点体会。

Several Considerations about Increasing the Holing-through Accuracy of Well Lane

提高井巷贯通精度的几点体会

The paper treats the main problems of estimation of holing-through error by direct coordinate and reduces the computing fomula which is suitable for making use of computer.

本文主要是论述直接坐标法预计贯通误差和改化适用于计算机解算公式问题。

By practice of holing-through in main panel and working faces, analyzes successful experience of each connecting project, describes the ensuring means that achieve standardization of survey and no failure in holing-through project from five sides.

通过对主要盘区及工作面的贯通实践，剖析每个贯通工程的成功经验，从五个方面阐述了实现测量标准化、贯通无事故的保障手段。

It can avoid drawing the special holing-through design plan of roadway, and thus the operating efficiency would be improved.

这种方法可以不必绘制专门的巷道贯通设计平面图，从而提高了工作效率。

Method for survey and construction in the holing-through of vertical shaft

竖井贯通工程测量施工方法

The techniques of measurement and data-processing theory was discussed in detail on the basis of precision traverse control network measurement of the long tunnel holing-through survey.

在某特长隧道贯通测量导线网测量工作的基础上，对长隧贯通测量的技术要点以及数据处理理论进行了详细论述。

There are two creep deformation planes, the shallow plane is completely holing-through, while the deep plane is not completely holing-through.

滑坡存在两个蠕滑变形面，其中浅层滑面现已完全贯通，而深层滑面尚未完全贯通。

Function of long and short sides measure method in holing-through survey

长短边测量方法在贯通测量中的作用