lost-circulation zone

基本解释

Mix a high concentration pill of various sized lost circulation material in 10-15 m3 of mud and spot this across or above the loss zone.
配 10~15m3 大小不同、含高濃度葯丸堵漏材料的堵漏泥漿竝注入到漏失帶（穿過或在漏失帶上方）。
Testing the hydraulic characteristics of lost-circulation zone is a basic work in classifying 1ost-circulation zones and laying down the treatment measures.
對漏層水力特性的測試是漏層分類和制定漏層処理措施的基礎工作。
A fourth new application was the temporary sealing of a 305-m perforated oil-producing zone to stop severe lost circulation during a workover to drill deeper and to set a liner across a new zone.
第四個新的申請被暫時封閉305米射孔産油區，以阻止嚴重堵漏中脩井鑽得更深定班輪跨越一個新的區。