透水边界的英文怎么说
透水边界的英文：permeable boundary
permeable是什么意思：
a. 有浸透性的,能透过的
[*]This membrane is semi-permeable.
这层膜是半渗透性的。[*]The waste material is placed in cells with permeable membranes
废液置于有渗透膜的槽中。[*]The major difference is that geological structures have limited permeability.
主要的问题是地质结构的渗透性有限。[*]The permeability of a soil is important for calculations of underground flow
土的渗透性对于地下液流的计算很为重要。[*]Histamine causes vasoconstriction and increased permeability of small venules.
组织胺能引起血管收缩，并增强小静脉的透性。boundary是什么意思：
n. 边界；范围；分界线
[*]Boundary is used with administrative areas smaller than a state or country boundary
用于指行政区域,范围比国家小[*]An exact artificial boundary condition is obtained on a spherical boundary by a constructive method.
同样，采用构造法在球面上获得了精确的无反射人工边界条件。[*]There are no indecisive boundaries between the two opinions.
这两种意见界线分明。[*]The boundaries are clearly marked off on the map.
界线清清楚楚地在地图上标了出来。[*]Boundaries of the polygon may extend to infinity.
多角形的边界可以延伸到无穷远处。
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