percentage recovery of rock core

The purpose is by this hole's coring analysis to improve slim hole coring specialized technology,extract experience and lessons of success and failure,and beneficially raise core recovery under similar operation conditions in future.

同时对取心工具的改进情况和取心成败进行了分析讨论,目的是通过本井取心分析提高小井眼取心专业技术,吸取成败的经验教训,以利于今后相类似作业条件下,提高岩心收获率。

The core recovery rate of this well is 100% and the sealing rate is 91.

介绍了濮检 4井取心工具的结构特点、钻井液配方及维护处理措施、井身结构优化技术及示踪剂跟踪检测技术应用情况 ,该井岩心收获率达 1 0 0 % ,密闭率 91 。

Sperm retrieval rate and the predictive parameter of non-obstructive azoospermia:a meta-analysis from 1990 to 2006;

非梗阻性无精子症患者的精子获得率及其预测指标——16年文献Meta分析