The conventional Archie? S formula is considered as a particular form of multinomial. The identification and classification methods of rock wettability are given.
提出常规阿尔奇公式是多项式的特殊形式，给出了岩石润湿性的识别和分类解释方法。
This paper points out various formulas of rock resistant factor are special cases of this formula.
并指出，现有的各种岩石抗力系数公式均是本公式的特例。
Different lip shape and matrix formula of coring bit apply to various coring work in complex rock. The core can provide reliable data to geological and engineering research.
取芯钻头不同的唇面形状、胎体配方可适应各种复杂岩层的取芯，所钻取的岩芯将为地质和工程研究提供可靠的数据。
Moreover, using porosity changing formula can calculate the rock elastic recoverable reserves and elastic recovery.
此外，用孔隙度变化公式还可以计算岩石弹性可采储量和弹性采收率。
The energy transformation and heating-up mechanism in the course of the rock ram are analyzed, and the theoretical heating-up formula is acquired.
分析了岩石在撞击过程中的能量转化及其升温机理，推导出了理论升温公式。
The paper presents the mechanism of air foam oil displacement, foam liquid formula, testing well group optimization, and field test in calcareous rock of Baise oilfield.
该文介绍了空气泡沫驱油机理、泡沫液配方、试验井组的优选及在百色油田灰岩油藏的现场试验。
This paper discusses test and determination of the predicting formula for cutting resistance cf coal and rock and be referred to use for design calculation of bucket wheel excavator.
介绍煤岩切割阻力试验和预测公式，以供轮斗挖掘机设计计算使用和参考。
The formula to calculate the compressive factor is defined and the factor of rock in Shuangtuozi gas field is acquired.
确定岩石压缩系数公式，计算了双坨子气田岩石压缩系数。
Based on the Mohr-Column rule, the formula for calculating rock resistant coefficient is given in the paper, and the formula can be applied in kinds of rock conditions.
基于莫尔—库仑屈服准则推导得出的围岩抗力系数计算公式，具有较强实用价值。
Based on the analytic formula of groundwater inflow into tunnel, this paper puts forward a method to choose the minimal rock cover of sub-sea tunnel.
基于隧道涌水量解析公式，从隧道涌水量的角度出发考虑确定海底隧道的最小岩石覆盖厚度。
On the basis of key rock strata theory, transferring rock beam structure and the law of the overlying strata displacement and the surface subsidence theory, we deduced offset error formula.
以关键层理论、传递岩梁理论以及采场上覆岩层及地表移动规律理论为基础，推导出岩梁抗弯刚度的误差补偿公式。
A theoretical formula is proposed between the stress sensitivity index and the compressibility of rock.
文中建立了岩石应力敏感指数与压缩系数之间的理论关系式。
The analytical formula for the radius of intermittent zonal fracture process of rock is deduced.
推导了岩石间隔性区域断裂半径的计算公式。
Secondly, there are limitations in the evaluation of source rock maturity when conversing vitrinite group reflectance of marine facies to vitrinite reflectance by fitting formula.
其次，海相镜质组反射率通过拟合公式换算成镜质体反射率评价烃源岩成熟度具有局限性。
Lastly, the relationship curve about mining safety and rock blasting can be got through applying Sadov's formula and the equivalence of blasting vibration velocity and acceleration.
最后，应用修正萨道夫斯基回归公式和爆破震动速度与加速度的等效性，求得矿山岩土液化程度与爆破用药量的关系曲线。
The assumed presupposition of limit equilibrium theory is recounted. Based on this, the expressive formula of radius of the non-elastic zone and rock displacement of tunnel outline was given.
叙述了极限平衡理论的假设条件，在此基础上给出了隧道围岩变形公式及非线性区半径表达式。
Based on plastoelasticity mechanics and surrounding rock-supporting principle, the stability of shaft was analyzed, and calculation formula of stress, displacement and support thickness were derived.
根据弹塑性力学及围岩-支护相互作用原理，分析了竖井稳定性，推导了竖井围岩与支护的应力、位移以及支护厚度的计算公式。
Through analyze the failure mechanism and structural feature of mine pillar and upside rock, the reasonable virgin coal width formula has been obtained.
通过对顺槽煤柱破坏失稳机理及煤柱上覆岩体的结构特征、垮落失稳机理的分析，提出了合理煤柱宽度的计算公式。
On the basis of this, the formula of the cracked range and broken-rock pressure was induced, providing a theoretical basis for calculating the reinforcing range and supporting intensity.
在此基础上，推导出巷道顶部和两帮的破碎范围与松动压力计算公式，为巷道的加固范围和支护强度计算提供了理论依据。
In this paper are described first the differential equation and finite element formula for fluid migration under the action of crust stress in a porous rock.
首先叙述了地应力作用下空隙弹性介质中流体运移的基本方程及由基本方程推导的有限元公式。
Based on a complete stress-strain curve of the rock, an elastoplastic formula describing rock deformation failure is established.
从岩石的全应力-应变曲线出发，建立了描述围岩变形破坏的弹塑性本构方程。
Leading energy loss of the flow valve in hydraulic rock drill was analyzed and its formula was presented.
分析了液压凿岩机配油阀的主要能量损失，给出了其计算表达式。
According to the compressive strength of coal rock mass, the paper provided the calculation formula of the pick cutting force during the coal cutting operation.
根据煤岩体的抗压强度，给出了镐形截齿破煤过程中截割力的计算公式。
Based on the principle of fluid diffusion energy superposition, an analytical expression formula of seepage tensor in the fractured rock mass medium is established.
本文从流体扩散能量迭加原理出发，建立了裂隙岩体介质的渗流张量解析表达式。
For this purpose, a formula for the accurate calculation of the shortest net rock pillar between two roadways was derived, which thus solves this problem.
为此推导出一个能准确计算两巷道之间最短净岩柱的公式来解决这一问题。
Based on theory of composite rock beam, a function and a formula for stratification plane gliding was deducted.
根据复合岩梁理论，推出了开采沉陷中层面滑移函数和层面滑移判断式。
The paper studied the characteristic of structure of ancient brick and rock pagoda, proposed the formula of self vibration period for ancient pagoda.
研究了砖石古塔的结构特性，提出了对古塔自振周期的计算公式。
Based on the characteristics of the numerical manifold method and constitutive models of rock and soil mass, the formula of numerical manifold method for nonlinear analysis is presented.
根据数值流形方法的特点和岩土体的本构模型，给出了适用于非线性分析的数值流形方法的计算方法。
Based on the characteristics of the numerical manifold method and constitutive models of rock and soil mass, the formula of numerical manifold method for nonlinear analysis is presented.
根据数值流形方法的特点和岩土体的本构模型，给出了适用于非线性分析的数值流形方法的计算方法。
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