The proportion of empty space in a rock is known as its porosity.
岩石中空隙的比例被称为孔隙度。
The function of high porosity plug wrap paper is introduced.
介绍了高透气度成型纸及其对卷烟降焦的作用。
The pressure drop is increasing with fill porosity decrease.
而伴随着孔隙率的减小，其流动阻力逐渐增大。
The mechanical compaction is the main cause of porosity loss.
压实作用是造成砂岩孔隙度降低的最主要因素。
It is a key factor in the response of a neutron porosity log.
含氢指数是中子孔隙度测井响应的主要参数。
The device can greatly reduce the porosity of the composite material.
本发明可大幅减少复合材料的孔隙率。
The better development portions of secondary porosity could be predicted.
并对次生孔隙发育较好地区进行了预测。
In a long time contact with alkaline solution porosity was also decreased.
在长期与碱液接触中，孔隙率亦减少。
Surface porosity, surface composition and surface tension are all relevant factors.
表面孔率、面组分及表面张力也都是相关因素。
The cancellous bone porosity basically keep constant along the transversal direction.
松质骨孔隙率在垂直于轴向的方向基本不变。
The third type has double porosity system, and the build-up curve has a stepwise form.
缝洞孔复合型具有双重孔隙介质的特点，压力恢复曲线具多台阶型。
When salinity is in range of 2.5-25%, it has no influence on porosity measured in lab.
在盐水浓度为2.5 ~ 25%的范围内，对孔隙度的实验室测定基本没有影响。
Aim To discuss the relationship of diagenesis and porosity evolution in Malang Depression.
目的探讨马朗凹陷成岩作用与孔隙演化的关系。
Media deformation has great effect on permeability while it has little effect on porosity.
介质变形对火山岩气藏渗透率影响较大，而对孔隙度影响较小。
Porosity is the result of gas in the metal.
气孔是金属中的气体存在的结果。
Porosity is the result of gas in the metal.
气孔是金属中的气体存在的结果。
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