We can get the result of fingerprint classification by count the number of core points and calculate the relative position of core point and delta point.
2)利用提取到的指纹奇异点的类型(核心点和奇异点)和数量,通过判断核心点的数目,核心点和三角点的位置可以实现指纹的分类。
参考来源 - 一种基于奇异点的指纹分类与匹配算法研究However,through numerical calculation,it is found that under certain circumstances,an adverse sedimentation type named two-stage delta profile could emerge from the tail of the reservoir.
文章利用数学模型计算,发现水库在前期三角洲淤积基础上还可能出现一种新的淤积现象,称为二级三角洲形态。
参考来源 - 水库淤积的一种不利形态In the transition zone 400 meters east Sanan region,Sa and Portuguese oil reservoir belong to a river-delta inside and outside front facies deposition.
萨南东过渡带400米地区萨、葡油层属河流—三角洲内、外前缘相沉积。
参考来源 - 萨南开发区储层性质与微生物驱油适应性研究·2,447,543篇论文数据,部分数据来源于NoteExpress
以上来源于: WordNet
N usually the fourth brightest star in a constellation 星座中第四亮的星
Sand has silted up the river delta.
泥沙把这条河的三角洲淤塞了。
The delta region of the Rio Grande river was a forsaken land of thickets and swamps.
格兰德河的三角洲地区是块布满了灌木丛及沼泽地的被遗忘之地。
The Nile divides at its mouth and forms a delta.
尼罗河在河口分岔, 形成了一个三角洲。
Ted Gioia is author of "Delta Blues: The Life and Times of the Mississippi Masters Who Revolutionized American Music."
VOA: special.2010.01.25
And now we're almost done, except what we H really want is delta H and not delta U, right.
我们差不多已经完成了,除了我们实际上想要的是Δ
So this delta energy here is very simply the energy of the initial state minus the energy of the final state.
很简单的,这个能量差等于,初始能量减去末能量。
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