查询词典 porous

Thus the calcium thenardite becomes penetrable porous medium, holding the pervasion and mechanical characteristics that are called solution pervasion and mechanical characteristics, respectively.

由于矿物组分溶解特性的差异，在一定渗透压力作用下，钙芒硝盐岩体内会产生溶解渗透交互促进作用，从而由低渗透介质变为高渗透的多孔介质，其渗透及力学特性受其矿物组分硫酸钠溶解程度的影响极大，这种特性称之为溶解渗透力学特性。

The porous brick as a substitute of solid clay brick can increase the thermoresistance of walling and enhance the heat-insulating property of building envelope.

多孔砖作为黏土实心砖的替代产品，可以提高砌筑墙体的热阻，加强围护结构的保温性能。

So far,the clear relationship between tortuosity and the microstructure of porous media is uncertain.

在考虑了多孔介质微观结构的前提下，分析了外界因素和多孔介质结构对曲折因子的影响。

In addition,for each alumina there is almost the same tortuosity no matter whether binary or ternary diffusion is,so tortuosity is a parameter that has a close relationship with the structure of porous media.

此外 ，无论是两组分或三组分扩散，对每一种氧化铝而言，有着相近的曲折因子，从而证实了曲折因子是与多孔介质结构密切相关的参数

In addition, for each alumina there is almost the same tortuosity no matter whether binary or ternary diffusion is, so tortuosity is a parameter that has a close relationship with the structure of porous media.

此外，无论是两组分或三组分扩散，对每一种氧化铝而言，有著相近的曲折因子，从而证实了曲折因子是与多孔介质结构密切相关的参数。

The model predictions agree well with the available correlations obtained numerically and experimentally, they are expressed as a function of porosity with no empirical constant, and they are helpful for understanding the physical mechanism for tortuosity of flow paths in porous media.

本模型与实验数据和数值模拟结果均吻合很好，且迂曲度仅仅是孔隙率的函数，没有经验常数，因而有助于人们理解多孔介质中弯曲流线迂曲度的物理机理。

We use a dog femoral shaft transcortical implant model in animal experiment. Bioactive hydroxyapatite, porous and without coating implants were implanted in 10 dogs.

动物实验采用犬股骨干横穿皮质骨模型，10只实验犬，分别植入三种不同假体，在植入后2.4.6.8.12周分批收集标本，利用X线摄影，不脱钙骨切片组织学观察。

Addition of Polyethylene Glycol 2000 (PEG 2000) will make the film in the porous shape,which will affect transmittancy of the film.

若加入PEG 2000可使薄膜呈多孔状，并影响薄膜的透光率。

Results: BMSCs could adhere to and proliferate on the surface of porous β-tricalcium phosphate ceramic.

结果：BMSCs能在该支架材料表面正常粘附和增殖，在体外培养时BMSCs大量增殖后有较高的碱性磷酸酶活性。

Objective: To evaluate the effects of porous β-tricalcium phosphate ceramic on proliferation and differentiation of bone marrow stromal cells.

目的：观察β-磷酸三钙陶瓷对骨髓基质细胞增殖及分化特点的影响，验证其是否适于作为骨组织工程的支架材料。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。