This article describe the concept and definiens of Angle of view of super wide Angle bore hole television system, and by means of this television system to measure the object in the well accurately.

本文提出了超广角井下电视系统视场角的概念及标定，以及利用该电视系统对井内落物尺寸进行精确测量的方法。

youdao

The results show inorganic scale is calcium carbonate and scale in down hole and well bore area is the most severe. It agrees with practical situation basically.

结果表明，油井无机结垢类型主要是碳酸钙垢，结垢最严重区域为油井井底及近井带，与实际情况基本吻合。

youdao

The application in the wellsite shows that the new drilling fluid system effectively solves the problems of bore-hole stability and satisfies for the drilling operation of Tanggu 5 well.

经现场应用表明，该体系舱有效地解决堂古5井四开井段盐膏层易溶解、易垮塌造成的井壁不稳定问题，满足了堂古5井的钻井施工要求。

youdao

Normally, when a well begins to flow, the release of pressure cleans up the well bore of contaminants and other debris in the hole during the first few hours it is opened up.

FORBES: Shortsellers Party Hearty After Their Cheerleader Says McMoRan Is Worth Zero