您要查找的是不是：
- Correctively distinguish the two kinds of tight sand gas from each other is very important to guide natural gas exploration and make the right exploitation plan. 准确判识两种类型致密砂岩气藏对于指导天然气勘探和合理制定开发方案均具有重要意义。
- The genesis of tight sand is controlled by the distribution of depositional system and depositional microfacies in early days and diagenesis in the later stage. 其致密砂岩成因前期受控于沉积体系、沉积微相的平面展布，后期成岩作用则是研究区致密砂岩的的重要成因。
- The existence of vast area of tight sand rock, low permeability of sand rock and plenteous gas supply are all favorable conditions for the formation of deep basin gas traps. 大面积致密砂岩的存在、砂岩的低渗透性以及充足的天然气供应都是形成深盆气藏的有利条件。
- It is very hard to develop effectively the Upper Paleozoic low-pressure, low-porosity, low-permeability tight sand gas reservoir in the Tabamiao area, northern Ordos basin. 鄂尔多斯盆地北部塔巴庙地区上古生界致密砂岩气藏的低孔、低压、低渗特点给开发带来了相当大的难度。
- In the evaluation of mud cap layers, cross-plot and nuclear magnetic resonance log porosity curve overlap method was adopted to the comprehensive analysis of YN2 well tight sand reservoir and 3 sets of reservoir-seal combinations are found accurately. 笔者在重点对泥质盖层进行研究评价的同时，采用交会图法和核磁共振测井孔隙度曲线重叠法对具有致密砂岩盖层的YN2井进行了全面地储盖组合评价分析，准确地找到了三套储盖组合。
- STUDY ON PORE STRUCTURE OF TIGHT SAND BASED ON RESISTIVITY 基于岩石电阻率参数研究致密砂岩孔隙结构
- THE COMPARISON OF TWO TYPES OF TIGHT SAND GAS RESERVOIR 两种类型致密砂岩气藏对比
- It's a tight squeeze to get five people in that small car. 五个人坐在那个小车子里真是太挤了。
- TYPES OF TIGHT SAND GAS ACCUMULATION AND ITS EXPLORATION PROSPECT 致密砂岩气藏的类型和勘探前景
- He is competent enough to fill that position. 他完全胜任那个职位。
- We know you are competent in doing this job. 我们知道你可以胜任这项工作。
- I summed her up as a competent manager. 我认为她是个很能干的经理。
- Sheila's dad is a real tight wad. 希拉的父亲真是个一毛不拔的铁公鸡。
- Ouch! The sand is so hot! I can burn my feet. 哎哟！沙子这么烫！会烫伤脚的。
- The sand blew into the food and made it gritty. 砂吹进食物中，里边尽是砂子。
- This drawer is too tight for me to open it. 这抽屉太紧了，我打不开。
- Mark proved to be a very competent manager. 马克证明了自己是一个很能干的经理。
- This pair of trousers is too tight for me. 这条裤子我穿太紧了。
- We have to admit that he's a highly competent man. 我们必须承认他是个非常能干的人。
- The children were playing in the sand pit. 孩子们在沙坑中玩耍。
