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。
The smooth tie-back of pre-drilled wells proves that Pinghu drilling template and all secondary structures for the tie-back are very successful.
预钻井的回接，特别是气井的回接，难度大，风险高，因而必须对钻井基盘与平台回接作业的可行性进行认真研究。
However, it is well known that the tie-back of pre-drilled Wells, especially for gas Wells are difficult and risky.
无基盘钻井技术在我国海上油气田开发中属首次应用。
Such technology has been applied first in offshore oil and gas development in China.
平台预钻井，需要预先安装水下基盘。
Underwater baseplate installation in advance is needed for semi-submersible platform pre-drilling well.
无基盘钻井技术在我国海上油气田开发中属首次应用。
The Research of Reservior Appraisal and Development Technology for Offshore Oilfield;
无基盘钻井技术在我国海上油气田开发中属首次应用。
The Research of Reservior Appraisal and Development Technology for Offshore Oilfield;
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