To ensure the existence of boundary sides and faces, local tetrahedralization method is adopted, needing add no node into the origin surface triangulations.
采用局部剖分的方法来保证边界的完整性，不需要添加新的节点到原始表面三角形中。
Its latest pictures from just a few hundred kilometres above the surface are expected to provide important new clues to the origin of the planet and its geological history.
最近在距离水星表面几百千米的空中拍摄的一组照片很可能会为行星的起源以及水星的地貌历史提供新线索。
The origin of the color differences is not yet understood, but may be caused by differences in the surface composition between the two terrains.
产生颜色差异的原因还不清楚，有可能是两种地形表面成分的差异造成的。
So, and similarly, if I take any other loop that avoids the origin, I can find, actually, a surface bounded by it that does not pass through the origin.
类似的，对于任何不经过原点的环路，都能找到一个以之为界的曲面，该曲面不经过原点。
Well, if that surface passes through the origin, just wiggle it a little bit, you can make sure it doesn't pass through the origin anymore.
如果该曲面过原点，只需稍微摆动一下，就能保证它不再经过原点。
The Canary islands are all volcanic in origin, but are not unique in this respect - the Hawaiian islands are also volcanoes that built up over time and breached the surface.
加那利群岛原本都是火山，但在这方面它并非独一无二的——夏威夷群岛也都是火山，这些火山随时间逐渐升高，最终突破了海平面。
Can I find a surface that's bounded by this loop and that does not pass through the origin?
能找到一个以该环路为界，且不经过原点的曲面吗？
Scab. An imperfection in the form of a shell or veneer, generally attached to the surface by sound metal. It usually has its origin in an ingot defect.
结疤。通常由钢锭缺陷引起的、附着在完好金属表面上的薄壳状或镶片状缺欠。
The origin of inclusions in rough sport disfigurement on the surface of investment castings was analyzed and the corresponding solutions were given according to the composition of inclusions.
根据熔模铸件表面麻点内夹杂物的成分组成，对其来源进行了分析，并提出了相应的解决措施。
This new two dimensional surface states model explains the origin of surface states and the contradiction between deep surface levels and the low activation energy of a transient current.
用该态模型解释了氮化物产生高密度表面态的原因和深表面能级与较浅的瞬态电流激活能间的矛盾。
Draws the indicated part of the surface with its origin at position (x, y) but now with scale factors and a color and transparency setting.
平铺绘制表面使其填充整个空间，然而现在有了比例因素和颜色、透明度设定。
One origin hypothesis is that the dark material was uncovered from beneath Mercury's surface during the impact that created the surrounding crater.
一个起源假说是当撞击发生时，此处并没有被水星表面的物质所覆盖保护著。
Surface phenomena are ubiquitous in the natural world, from everyday life to the industrial and agricultural production. The origin of all surface phenomena was the surface tension.
表面现象是自然界普遍存在的现象，从日常生活到工农业生产几乎到处都涉及到各种表面现象，表面现象皆因表面张力而起。
The characteristic, origin, and protective measure of common defect appearing on anodized aluminum alloys surface are briefly presented.
本文简述铝合金阳极氧化常见缺陷特征，成因和对策。
The capillary pressure which is the effect of the water loss from the concrete surface, is the origin of the plastic shrinkage in concrete cracking.
由于这种裂缝是由于混凝土塑性收缩引起，所以称之为塑性收缩裂缝。
The capillary pressure which is the effect of the water loss from the concrete surface, is the origin of the plastic shrinkage in concrete cracking.
由于这种裂缝是由于混凝土塑性收缩引起，所以称之为塑性收缩裂缝。
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