Qidian peat soil has the high organic content, big natural pore ratio, strong compression, high natural water-content, slow strength.
七甸泥碳土的有机质含量高、天然孔隙比大、压缩性强、天然含水量高、强度低。
The improved experimentation by using electronic balance to measure the density and the pore ratio of ceramic materials was designed.
提出了利用电子天平测量陶瓷材料密度及其气孔率的方法。
Then the relationship between dielectric constant and volume water content or pore ratio of unsaturated soil was established. Different kinds of soil samples were tested.
在该模型的基础上研究了电磁波与非饱和土介质的相互作用，建立了非饱和土介质介电常数与体积含水量之间的关系模型。
Pore radius, pore density and pore -throat ratio influence reservoir permeability to different extents.
孔隙半径、孔隙密度和孔喉比对地层渗透率均产生影响。
The proposed model takes into account the shear modulus, the damping ratio, pore water pressure and permanent deformations of pavement foundation materials.
该模型可以全面考虑路基材料的剪切模量、阻尼比、孔隙水压力以及永久变形。
Expressions of total residual pore pressure and critical ratio of pore pressure in different failure stages of liquefaction in saturated sand are deduced based on the dynamic tri-axial tests.
通过动力三轴试验，给出了饱和砂的残余孔隙水压力的全量表达式和不同液化破坏阶段的临界孔隙水压力比的表达式。
With the reducing of pore pressure, the apparent viscosity of post-liquefied sand increased with increasing of strain and decreasing of pore pressure ratio.
随着液化后孔压的降低，砂土的表观粘度随应变的增大而增大，随孔压比的减小而增大。
The parameters mentioned are defined for the first time, such as the ratio of pore pressure and upper formation pressure, the fracture extension grads, etc.
孔隙压力流体评价方法所涉及到的孔覆比和裂缝延伸梯度等参数均为首次定义。
The pore radius was in nanometer scale, with uniformity and high ratio of depth and radius, so it's ideal mask for one-dimension nanometer materials.
其孔径为纳米级且分布均匀，纵横比大，是合成一维纳米材料的理想模板。
Porous ceramic with a pore structure meeting the requirements for the scaffold of bone tissue engineering could be prepared at suitable solid content and solid ratio.
在适量的固相含量和生物玻璃的含量下，可制得孔结构满足骨组织工程支架材料要求的多孔陶瓷。
The structure and pore size of the active carbon are effectively changed by alteration of dosage and ratio of the catalyst.
改变催化剂的用量及两种催化剂的比例可以有效地改变活性炭的微孔结构及孔半径。
By computations and analysis it is found that the seismic-induced accumulative pore water pressures of seabed increase with the values of soil deformation modulus and Passion's ratio decreasing.
通过计算分析可以发现：随着土的变形模量和泊松比的减小，由地震所引起的海床中的累积超孔隙水压力均增大。
The experimental data show that the pore structures (the ratio between porosity and permeability) are consistent with the pore throat radius.
实验研究表明，孔隙结构(渗透率与孔隙度的比值)与孔喉半径有良好的相关性。
The method of sample preparation by pore fixing was described. The results showed that it was a good method for studying irregular porous structure and the related ratio of felt.
得出了一种固定孔隙的制样方法，用此制样方法可观察到滤毡截面的真实形貌，从而有效地分析滤毡中粗细纤维的配比和各层的孔隙率。
The results show that the maximum porosity of the membrane with distributing uniformly pore diameter are increased with the lowering spinning temperature, and increasing melt draft ratio.
结果表明，聚丙烯熔体的温度较低、所受拉伸比较大，所形成的微孔膜孔径分布均匀、孔隙率较高。
The effects of pore-throat ratio, coordination number and shape factor on relative permeability were investigated in a water-wet condition by means of microscopic si.
利用孔隙网络模型研究水湿情况下孔喉比、配位数、形状因子对相对渗透率的影响。
The effects of pore-throat ratio, coordination number and shape factor on relative permeability were investigated in a water-wet condition by means of microscopic simulation.
利用孔隙网络模型研究水湿情况下孔喉比、配位数、形状因子对相对渗透率的影响。
The influences of the mass ratio of KOH to petroleum coke, microwave radiation power and time on the pore size distribution of the activated carbon and the specific capacitance of EDLC were studied.
研究了石油焦与KOH活化剂的比例、微波功率以及微波辐照时间对活性炭孔径分布和比电容量的影响。
Based on sandstone pore throat model to study inherent regularities among sandstone throat pore diameter ratio, throat pore volume ratio and throat pore coordination number.
根据砂岩孔喉模型，研究砂岩孔喉直径、孔喉体积比、孔喉配位数之间内在的规律。
Higher lateral deformation and Poisson's ratio as well as negative volumetric strain can be reached for higher pore pressure even though axial strain of specimen is lower.
较高的孔隙压力，即使试样的轴向应变为低，可以达到较高的横向变形和泊松比，以及负体积应变。
The influences of the mass ratio of KOH to petroleum coke, microwave radiation power and time on the pore size distribution of the activated carbon and the specific capacitance of EDLC were studied.
考察了活化温度对活性炭电极比电容量的影响，研究了活性炭材料的比表面积和孔结构与活性炭电极的充放电性能之间的关系，并对活性碳电极进行了电化学表征。
Coordination number is lower, bigger pore throat ratio, and weaker filtration ability.
储层孔喉配位数较低，孔喉比较大，储层渗流能力较弱。
With the increase of the ratio the density of the sample increases at first and then decreases when the ratio reaches certain critical value and the mach pore is decrescent at first and later largens.
随装药比的增大，马赫孔从有到无，但当装药比继续变大时，则会再次出现马赫孔且有增大的倾向；
And by annealing, the protofibril may havecomplete lame1lar crystal. Then the pore size may becontrolled by changing the drawing ratio and drawingtemperature.
通过对原纤的热处理可以得到比较完善的片晶结构，而通过改变牵伸倍数与牵伸温度可以控制微孔的大小。
With the increase of cyclic stress ratio, the pore water pressure rate increases.
随着循环应力比的增加，孔压率增加。
There is critical cyclic stress ratio of soft clay under cyclic loading. The value of critical cyclic stress ratio can also be obtained by pore water pressure curves.
循环荷载作用下饱和软黏土存在临界循环应力比，通过孔压也可以确定其值大小。
Furthermore, the critical cyclic stress ratio is determined according to the time history curves of pore water pressure under different cyclic stress ratios.
此外由不同循环应力比下孔压时程曲线确定出临界循环应力比。
Furthermore, the critical cyclic stress ratio is determined according to the time history curves of pore water pressure under different cyclic stress ratios.
此外由不同循环应力比下孔压时程曲线确定出临界循环应力比。
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