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- AFF( acoustic formation factor) equation is an effective porosity interpretation model using sonic logging data. 声波地层因素)程是利用声波时差资料求取地层孔隙度的一种有效的解释模型。
- The acoustic formation factor (AFF) equation was adopted to integrate all the interpretation models for the different diagenesis zones. 声波地层因素方程是随成岩演化储层结构与孔隙度发生相应变化的综合体现，从而阐述了声波地层因素方程的岩石学成因意义。
- Raiga-Clemenceau J,Martin J P,Nieoletis S.The concept of acoustic formation factor for more accurate porosity determination from sonic transit time data[J]. 郝宏明.;利用含气饱和度确定深层气藏气层的方法及其在升平地区的应用[J]
- Resistivity apparent formation factor, apparent cement exponent, resistivity index and apparent saturation exponent of shaly sands are related to temperature. 泥质砂岩电阻率、视地层因素、视胶结指数、电阻率增大系数、视饱和度指数均与温度有关。岩石电阻率随温度的升高而减小 ;
- This paper puts forward five mineralization elements for U ore in Dongsheng area, including structural element, formation factor, lithologic element and paleoclimate factor. 摘要对东胜铀矿提出了物源、地层、古气候等3种成矿因素。
- If the relativity between formation factor and porosity from rock experimentation is little, the values of a and m calculated by different regression methods using the data from the same experimentation may be different. 应用岩电实验数据确定阿尔奇公式中a,m值时发现地层因素与孔隙度的相关性较差,通过不同的回归处理方法得到的a,m值有时相差较大,甚至出现一些异常的情况。
- For the matrix moveout problem existed in the course of establishing sandstone porosity interpretation model u-sing the statistic method, acoustic formation factor (AFF) equation is imported. 针对利用统计方法建立声波孔隙度解释模型过程中存在的骨架时差问题,引入了声波地层因素方程;
- The homogeneity of column was analyzed quantitatively with the electrical resistivity, the formation factor, the shape factor and the anisotropy factor of core samples along the column. 通过对其电阻率及其表征水泥土微观结构的结构因子、形状因子和各向异性指数的定量分析，阐述了水泥土搅拌桩在水平方向和沿桩身方向的均匀性；
- Formation factors and mechanism of the laumontite in upper Triassic Yanchang group of Jingan oilfield are analyzed. 分析了靖安油田上三叠系延长统浊沸石的形成条件及形成机理。
- The aim of the research was to investigate the first course students’ attitude towards the formation factors of sport in Vilnius college. 由于传播科技的快速发展以及广播（频道）产业的日益开放，地区性调幅广播电台正面临了严酷的内、外环境挑战。
- the formation factor,chemical purification of UDD; 最适宜的炸药成分、配比和生成条件和选取；
- ribonucleic acid formation factor 核糖核酸形成因子
- The book has been styled in a modern format. 该书已按照现代版式制作。
- The essay carries a research on formation of lichen flora in Hanas natural conservation area, illustrates concisely the formation factors of lichen flora and character of geographical region component. 对哈纳斯自然保护区地衣区系的形成进行了研究，从地学的角度简明地阐述了地衣区系的形成条件、理区系成分特点。
- Her front teeth were irregular in formation. 她的门牙排列不整齐。
- They marched in parade formation. 他们以列队的阵式行进。
- The book is written in an episodic format. 这本书是以一种松散的形式写成的。
- It's the same book, but a new format. 还是那本书，但这是新的版式。
- The formation of two ordered files from one regular file. 把一个正规文件分成两个有序文件的过程。
- The natural process of bone formation. 成骨骨头形成的自然过程
