porosity是什么意思

网络释义

用法例句

This paper reports the experimental investigations on the void fraction of gas-liquid slug flow in an inclined tube using the optical probe and the High Speed Motion Analyzer.

以往的研究多是针对垂直上升流动和水平流动，而对管内倾斜上升气液弹状流动空隙度的研究还相当有限，尤其是针对近垂直倾斜管内气液弹状流动的研究，尚没有详细地报道。

Aim To develop a hydrodynamic model on the void fraction in liquid slugs for gas liquid slug flow in vertical tubes.

目的建立垂直上升气液两相弹状流液弹空隙度模型。

For researching the porosity of the granule packing process and realizing the optimizing control of whole sintering production process,the influence of factors on the porosity and their relationship must be known.

为了研究造粒填充过程中的空隙度及实现烧结生产的优化控制,需了解影响空隙度的因素以及空隙度与这些影响因素之间的关系,因此进行了水分含量和造粒体积分数对空隙度的影响实验。

Effective void ratio(EVR),mean void diameter and proportion of larger voids to whole voidincrease with weathering degree.

在风化过程中，岩石的有效空隙度￣，平均空隙直径均增加；

Voidage is a relatively simple matter to determine experimentally.

空隙度是比较容易地用实验方法来确定的。

CALCULATION OF POOL VOID FRACTION BY DRIFT FLUX MODEL (Ⅰ) DRIFT VELOCITY

漂移通量模型计算池式空隙度的研究(Ⅰ)——漂移速度

Study on spatial-temporal changes of soil bulk density and soil porosity of alpine meadow in Tianzhu

天祝高寒草甸土壤容重与孔隙度时空变化研究

Research and Application on the Influence of Aggregate Density and Porosity of Asphalt Mixture

集料密度对沥青混合料空隙率影响及应用研究

DETERMINING THE HEIGHT OF COLLAPSE AND FRACTURE ZONE WATER-TRANSMITTING IN MINED-OUT AREA BY MEANS OF BOREHOLE

利用钻孔确定采空区垮落带和导水裂隙带高度

INFLUENCE OF THE VOID DISTRIBUTION ON MACRO-RESPONSES OF FUNCTIONALLY GRADED PLATES

空隙分布对功能梯度板件宏观响应的影响

A gap or space between two teeth.

齿隙两齿之间的间隙或空隙

relating to or like or divided into areolae.

与网隙有关，像网状空隙，或者被分解成网状空隙。

An amendment should decrease bulk density, increase total porosity, and increase water and air content.

改良剂能降低堆积密度，增加总孔隙度，增加水和空气的含量。

Relating to, occurring in, or affecting interstices.

空隙的关于、发生于或导致空隙的

A clear or open space.

间隙空旷或开放的空间

We may assume that there is no correlation between the local velocity of a liquid particle at a mathematical point inside the void space and the concentration gradient.

我们可以假定，在空隙空间的一个数学点上液体质点的局部速度和浓度梯度之间无相关性。

An amendent should decrease bulk density, increase toltal porosity, and incr ease water and air content.

改良剂能降低容重，增加总孔隙度，增加水和空气的含量。

Spatiotemporal distribution pattern of soil temperature in forest gap of Pinus koraiensis-dominated broadleaved mixed forest in Xiao Xing'an Mountains

小兴安岭红松阔叶混交林林隙土壤温度的时空分布格局

Any of the open spaces in a net or network;an interstice.

网孔，空隙任一种网或网状物的镂空部分；空隙

A space or an opening for the knees, as under a desk.

容膝空隙供容纳膝部的空间或空隙，如在桌下

Spatiotemporal distribution patterns of photosynthetic photon flux density,air temperature,and relative air humidity in forest gap of Pinus koraiensis-dominated broadleaved mixed forest in Xiao Xing'an Mountains

红松阔叶混交林林隙光量子通量密度、气温和空气相对湿度的时空分布格局