1) difficult and complicated cases
疑难奇症
2) difficulty
疑难
1.
Therefore, it is meaningful, both in theory and practice, toresearch its difficulty for cognizing invasion and applying law.
因此，认真研究其中的疑难问题，对正确认定本罪、适用法律既有理论意义更有实践指导意义。
3) answer difficult problem
疑难解答
4) complex gas zone
疑难气层
5) problem well
疑难井
1.
Application of electric submersible screw pump in problem wells;
电动潜油螺杆泵在疑难井中的应用
6) tough reservoir
疑难储层
1.
The logging statistical interpretation method for tough reservoirs, based on statistics and experience, means using the statistical interpretation theory to integrate the conventional logging data with oil testing data and optimize these data.
疑难储层统计解释方法从经验与统计的角度着手 ,利用统计学方法对常规测井资料进行信息合成 ,优化参数变量 ,在测井信息与储层的实际流体性质之间建立判别解释模型 ,达到快速而客观地进行储层油、气、水的识别。
参考词条
补充资料：怪症奇方
怪症奇方
方书。撰辑者及撰年不详。杂抄治疗各种怪症、疑难症及常见病症验方近1000首，不分门类，方多简便。现存抄本。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。