例如,19世纪一个数学家的好奇心-叫做“空间-充满曲线”-一种早期的分形曲线-最近重新浮出水面,作为模拟人类基因组形状的模型。
For example, a 19th-century mathematical curiosity called the "space-filling curve" - a sort of early fractal curve - recently resurfaced as a model for the shape of the human genome.
还不十分清楚人造基因如何拯救濒临死亡的E .螺旋形细菌的,有DNA的几个重要的排序彻底击败了其基因组。
It's not clear how the synthetic genes rescued the doomed e. coli bacteria, which had several important sequences of DNA knocked out of its genome.
他们的合作充满了争议,但是最终在一条东西向的中轴线上建起了一组四方形的院子。
The collaboration was contentious, but finally resulted in an organization of quadrangles on an east-west axis.
任何多边形都可定义为一组三角形的集合,因此三角形在3d实现中应用十分广泛。
Triangles are popular with 3d implementations because you can define any polygon as a set of triangles.
“情况不错”,这只史前无脊椎动物表示,在它胸尖有一组微小的六角形小孔用来探查他周围的环境。
"Things are looking mighty fine," announced the prehistoric invertebrate, taking measure of his surroundings through a series of small, hexagonal eyelets located at the tip of his thorax.
a组的由MODIS卫星拍摄复合而成的真彩图,颗粒状和船舶形层积云曲目以及海洋上层冰云。
Panel (a) True color composite of one MODIS granule showing Marine stratocumulus clouds with ship tracks as well as upper-level ice clouds.
LG公司将在韩国为Volt车制造电池,然后通过海运运往密歇根的电池基地,在那里组装成T形的电池组。
LG Chem will make battery cells for the Volt at its plant in South Korea. The cells will be shipped to the GM battery plant in Michigan and built into a T-shaped battery pack.
通过使用新的分析技术,埃雷兹·李伯曼和他的同事发现,基因组片段紧密地构成了一个“分形球”(译注:想象一下由面条揉成的球),尽管基因组片段相互扭曲纠缠,但它们之间却没有节点(译注:也就是面条球里的每根面条都不相交)。
Using new analytic techniques, Erez Lieberman and colleagues found that the genome is packed into what’s called a “fractal globule”—despite being intensely twisted, the string of genes never knots.
回想一下compositePieIndicators.pl的第 1 部分,文本的位置被定义为 triangle.vertices文件中某一行的第一组多边形坐标。
Recall from Section 1 of compositePieIndicators.pl that the location of the text is defined as the first set of polygon coordinates on a line from the triangle.vertices file.
在此基础上,选择一组口面参数设计了一梯形进口的平面埋入式进气道方案,并进行了高速风洞试验验证。
Then by selecting a group of suitable entrance parameters, a submerged inlet with the trapezoid entrance on the plane surface is designed and verified by wind tunnel tests.
一个新的系统分三组进行了测试,第二组(里塞尔0与封闭三叶形软骨和里塞尔1)能够最佳预测400至425之间的数字骨龄评分。
A new system with three groups was tested, and the second group (Risser 0 with closed triradiate cartilage and Risser 1) was the best predictor of a digital skeletal age score of between 400 and 425.
我们只需要为每个层,将表示层的变换和闭塞的几何产生一组多边形。
We just need to produce a set of polygons for each layer that would then represent the layer's transformed and occluded geometry.
而不仅仅是“表现高度速度,航向和态度”一个拥抱是用一组复杂的光投射和折射,以便信息被飞行员被形通往外面的世界。
Beyond just "showing altitude speed, heading and attitude" a HUGS USES a complex array of light projection and refraction so that the information seen by the pilot is conformal to the outside world.
指出在头部滚筒作为驱动滚筒的布置系统中,胶带最大应变、力及张力位置不在驱动滚筒相遇点,而在过渡段第一组槽形托辊处。
It points out that the position of the maximum strain, stress and tension is at first group trough type roller, not at passing poion of pulley if the head drum works as pulley.
他不久将与另一组测试荧光冲浪板形血管颗粒,看看他们如何在血液中起作用。
He will soon be working with another group to test fluorescent surfboard-shaped particles in actual blood vessels to see how they behave.
提出了一种计算A形排架杆件轴力的通用公式,应用此公式可避免求解各结点的静力平衡方程组,直接计算任意杆件的轴力。
This paper introduced a formula for calculating axial forces of A-shape aqueduct frames by which could directly calculate the axial forces of each joint without static force balance equations.
本文给出了一组动力箍缩方程,它描述了场反向位形中等离子体的动力箍缩和加热。
In this paper, a set of dynamical equations is derived for the implosion and heating of plasma in a field-reversed pinch.
与颈动脉管外口、舌下神经管外口形成了三角形,出颅的后组脑神经及颈静脉球位于三角形内。
It companied with carotid canal and hypoglossal canal outside hole, and formed triangle that posterior groups nerve and jugular buld existed in.
如何将一个多边形的一组非重叠的三角形?
How to convert a polygon to a set on non-overlapping triangles?
用时域有限差分方法计算了一组具有相似几何结构且包含理想金属材料的准分形光子晶体的能带。
The photonic band of a set of quasi_fractal photonic crystals, which have similar structure and include idealized metal, is computed by finite_difference time_domain method.
结果发现同一月龄组杯形细胞均由绒毛底部向顶部呈减少的趋势。
The number of goblet cell in the same group are decrease from the bottom to the top of the villi.
本文引进规范行最简形矩阵概念,改进了线性方程组的传统解法,并规范了解题过程。
Row standard simplest form matrix is introduced, the traditional solution of system of linear equations is improved and the solution process is standardized.
使用单纯形优化法对文献中四十余组二元和三元液-液平衡数据进行关联。
Over forty sets of Liquid-Liquid Equilibrium (LLE) data of binary and ternary systems in literatures have been correlated using simplex optimization method.
采用了封闭多边形矢量法和杆长逼近法相结合的综合分析方法对III级组进行了运动学分析。
The generalized analysis method to the III level of groups are carried on with the closed loop method and approximating method.
在两者关系的基础上,提出了组-角色分配的平行四边形法则。
Then based on this relationship, a parallelogram principle for Group-Role Assignment was proposed.
用传统玻璃离子粘固剂修复根管口呈喇叭形残根与不作修复的对照组之间没有显著性差异。
However, there is no obvious difference between non-repaired and residual dental root groups repaired by traditional glass ionic adhesives.
不同月龄组之间,绒毛体部和底部杯形细胞数量与月龄呈正相关。
Between different group, the goblet cell's number of villi's bottom and top has linear correlation with age.
牙形刺;晚石炭世;本溪组;辽宁东南部;地层划分与对比。
Conodonts; Late Carboniferous; Benxi Formation; southeastern Liaoning; Stratigraphical divisions and correlation.
得灯盏细辛组、模型组和空白对照组的血管截面积比值、血管密度值等数据以及颊囊微血管树脂铸形标本,作观察对比。
Vessel areas rate, vessel density and resin vascular cast of HEr group, model group and blank group are got. Results are compared.
精氨酸组大鼠无论在骨痂塑形和骨折愈合程度上都强于L-NAME组(P< 0.05)。
The degree of remodeling of the bone and fracture healing in the group of L-arginine was stronger than that in L-NAME (P< 0.05).
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