查询词典 porous

A uniform magnetic field acts perpendicular to the porous surface which absorbs the micropolar fluids with a suction velocity varying with time.

均匀磁场垂直作用于可以吸收微极流体的多孔表面，吸引速度随着时间而变化。

Heat and mass transfer effects on unsteady flow of a micropolar fluid through a porous medium bounded by a semi-infinite vertical plate in slip-flow regime was studied, taking into account the homogeneous chemical reaction of first order.

对半无限竖直平板为边界的多孔介质，研究了传热、传质对微极流体不稳定滑流的影响，其化学反应是一级均匀的。

A vaporisation device for vacuum evaporating a release agent onto a film (2) in a film coating plant has a pattern carrier (1) made of porous material.

本发明涉及一种蒸镀装置，用来将一种分离剂蒸镀到一薄膜涂层设备中的薄膜（2）上，它有一个图案载体（1），该图案载体由疏松材料制成。

In order to illustrate the phenomena occurred in the technological experiments, the infiltration dynamics of liquid aluminum into porous media was simulated in accordance with the laws of similitude. The results show that (1) the relation between the displacement of infiltration front and the advancing time is 〓;(2) the pressure of infiltration changes with time according to 〓;(3) the distribution of pressure in the direction of infiltration length is P=a〓+b〓L.(4) the change of temperature or viscosity of molten aluminum affects infiltration velocity in fillers of diameter in the range of 1. 5～5. 5mm very little, but this velocity in fillers of diameter 0.5mm is reduced with the decrease of AL temperature.

为了说明工艺试验中显示的各种现象，作者根据相似原理，采用模拟试验研究了铝液在多孔介质中的渗流过程，得到铝液渗流动力学规律如下：（1）渗流前沿位移—渗流进行时间关系为〓；（2）渗流压强随渗流时间的变化规律为〓；（3）渗流压强沿渗流长度分布为P=a〓+b〓L；（4）铝液温度降低或粘度加大时，对大于1.5mm的颗粒之间的渗流速度影响不大，但使0.5mm颗粒之间渗流速度减小。

As aresult of fluvial scouring and aggrading the riverbed, the alluvial layer of circular-arclayered alluvial valleys is fluid-saturated porous medium.

由于河流的淤积和冲刷，沉积河谷场地的沉积层多为饱和土。

From their very low densities and relatively high albedos, it seems likely that Prometheus, Pandora, Janus and Epimetheus are very porous icy bodies.

从它们很低的密度和相对较高的反照率来看，土卫十六，土卫十七，土卫十和土卫十一可能是多孔的冰质天体。

The porous nature of the anodized layer allows the product to be dyed any color that is required.

阳极氧化层的多孔的属性，使产品能够染上任何必要的颜色。

DU Self-Lubricating bushing made of triple layer composites material which consists of a steel backing,a sintered porous bronze partivles interlayer and calendared with PTFE and Pb mixture as surface layer.

嘉善倍研生产的SF-1无油润滑轴承/DU轴套，是以钢板为基体，中间烧结球形青铜粉，表面轧制聚四氟乙烯和铅的混合物，是卷制而成的滑动轴承。

Du self-lubricating bushing made of triple layer composites material which consists of a steel backing,a sintered porous bronze partivles interlayer and calendared with ptfe and pb mixture as surface layer.

精工轴承倍研生产的sf-1无油润滑轴承/du轴套，是以钢板为基体，中间烧结球形青铜粉，表面轧制聚四氟乙烯和铅的混合物，是卷制而成的滑动轴承。

DU Self-Lubricating bushing made of triple layer composites material which consists of a steel backing,a sintered porous bronze partivles interlayer and calendared with PTFE and Pb mixture as surface layer.

SF-1无油润滑轴承，是以钢板为基体，中间烧结球形青铜粉，表面轧制聚四氟乙烯和铅的混合物，是卷制而成的滑动轴承。它具有摩擦系数小，耐磨、抗腐蚀性好和无油润滑的特点。

In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.

。但是，在否定句或疑问句里，这种带有"do"的方法表达的效果却没有什么强调的意思。

Go down on one's knees;kneel down

屈膝跪下。。。下跪祈祷