This article mainly suggests using the drillingtemplate to solve the difficult problems of manufacturing the group of line hole in the brace.
主要研究采用钻模板来解决支承架上行孔组的加工难题。
2
The smooth tie-back of pre-drilled wells proves that Pinghu drillingtemplate and all secondary structures for the tie-back are very successful.
平湖油气田预钻井顺利回接的实践证明，平湖钻井基盘和回接辅助结构技术是非常成功的。
3
Temporarily tape a template to the control panel and use a center punch to mark the drill holes and insure that their location does not wander during drilling.