void fraction是什么意思

网络释义

用法例句

The paper individually from the macroscopic view discussed the transfusion law of the loose coal mass with different air gap distribution and different particle distribution.

为了分析空气在松散煤体中渗流对煤体自热和自燃的影响,根据多孔介质中气体的渗流理论,建立了测试松散煤体渗透系数的试验装置,分别从宏观上探讨了不同空隙分布和粒度分布下松散煤体的渗流规律。

Using many parameters such as porosity,shale volume and some others acquired from conventional well logs and NMR log,a three-pore-components evaluation theory and its interpretation methods were established based on conventional well log.

分析了岩石的孔隙和孔隙结构与岩石的成分尤其是泥质和粘土之间的密切联系,并从常规测井、核磁测井反映的孔隙度、泥质含量等参数入手,研究建立了常规测井资料划分三种孔隙组分的理论和实现方法,结合实际测井资料,对这些方法进行了检验。

In a D300?mm jetting fluidized bed with a three-nozzle distributor, the voidage distribution was simulated by two fluid model combined with kinetic theory of granular flow.

在D300mm喷嘴式分布器射流流化床上利用双流体模型结合颗粒动力学理论对空隙率分布进行了模拟计算。

The gas-solid fluid dynamic characteristics mainly including voidage distribution, pressure distribution, gas velocity and particle velocity, have deep influence upon combustion, heat transfer, pollutant formation and control in the Circulating Fluidized Bed (CFB) boiler and they also affect the stability and economy of the equipment performance.

循环流化床气固两相流动特性主要包括:空隙率分布(或颗粒浓度分布)、静压分布、气固速度等。

Distribution properties of internal air voids in asphalt mixtures

沥青混合料内部空隙分布特征(英文)

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

Heterogeneous model of porosity in gobs and its airflow field distribution

采空区孔隙率非均质模型及其流场分布模拟

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。

At 25 minutes past midnight a hole in the cloud permitted Brown to take a sight on the stars.

午夜过后二十五分钟，云层露出空隙，使布朗得以观测星象。

Radial Distribution of Voidage in a Fixed Bed Reactor with Lower Diameter Ratio of Bed to Particle

床层与颗粒直径比小的固定床反应器径向空隙率分布

Study on the Spatial Distribution and Seasonal Variation of Carbon, Nitrogen, Phosphorus in Sediments and Pore Water of Typical Area of Donghu Lake;

东湖典型区域沉积物及间隙水中碳氮磷时空分布特征研究

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

Characteristic of vertical distribution of porous asphalt based on X-ray computed tomography imaging techniques

基于X-CT技术的多孔排水沥青混合料空隙竖向分布特性

multiple-peaked pore size distribution

多峰状孔隙大小分布

mercury intrusion pore size distribution

压汞法孔隙大小分布

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

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

After calculating no load gap magnetic fields according to different rotor positions, static torque characteristics and highest working speed are worked out.

计算了对应不同转子位置的空载气隙磁场分布，求出了静转矩特性和平衡头最高工作转速。

Piping Layout and Pores Formation in VARTM Manufacture Process of Wind Tube Blade

叶片真空灌注工艺管路布置以及孔隙的形成

The Closest Packing Gap Arrangement of Crystal Structure in High School Chemistry Teaching

高中化学教学中晶体密堆积结构的空隙排布

In gases, the particles are far apart, with empty space between .

气体分子之间的间距大，彼此间有空隙。

The Research on Time-Slot Allocation Using in Aviation Data Link

航空数据链系统TDMA时隙分配研究