equal radius 中文意思是什麼
equal radius
解釋
等半徑-
A radian is the angle subtended by an arc of a circle whose length is just equal to the radius.
一弧度就是長度剛好等於半徑的一段圓弧所對的圓心角。 -
The complex nonlinear pursuit - evasion model of two spacecraft in near - earth coplanar orbit is simplified to linear model, the circular region the radius of which is equal to capture radius is defined as target set, capture is achieved when the evader come into the target set and the game is over ; the boundary of useable part ( bup ) is determined, and the analytical form solution of the linear equations is obtained by backward integration of the state variables from the bup, the linear barrier of the pursuit - evasion model and the optimum thrust of the both sides are thus obtained
本文將近地共面軌道內運動的兩飛行器非線性追逃模型簡化為線性模型，以捕獲半徑的圓域定為目標集，確定目標集邊界上的可用部分，並以此為各狀態變量的起點，對時間進行倒向積分，求得線性方程組的解析解，從而確定了該追逃模型的線性界柵，以及界柵上對策雙方的最優推力，即求得了滿足最優策略時相對運動的軌跡和推力。 -
Michell computed that a body 500 times the radius of the sun and of the same density would have at its surface an escape velocity equal to the speed of light, and therefore would be invisible
米切爾計算一個500倍太陽半徑而且具有相同密度的物體就會具有它的表面逃逸速度等於光速，而因此不可見。 -
Let us draw the circle with center at o and radius equal to a.
我們以點O為圓心，以a為半徑，作圓。 -
The maximum shearing stress to which the material is subjected has a value equal to the radius of the circle.
材料承受的最大剪斷應力數值等於圓的半徑。 -
In the fourth and fifth chapters of this paper, we discuss the schwarzian derivatives of analytic functions, the nehari families and the extremal set of schwarzian derivatives, and apply the obtained results to determine the inner radius of univalence of rectangles and hexagons with equal angles
在第四章和第五章中，對解析函數的schwarz導數和nehari族以及schwarz導數的極值集作了深入細致的研究，並且利用所得到的結果研究了矩形、等角六邊形的單葉性內徑問題。 -
At this radius, the escape speed is equal to the speed of light, and once light passes through, even it cannot escape
在這個半徑上的物體，其逃逸的速度與光速相等。一旦有光線穿過，連它也不能逃逸。 -
The influence radius of tunnel excavation on crown vertical displacement is equal to tunnel radius and the influence radius on horizontal convergence displacement is 1. 5 times of tunnel radius
同時，測點距掌子面1倍洞徑和1 . 5倍洞徑時，拱頂下沉位移及水平收斂位移分別趨于穩定。 -
On condition that the volume of particle is equal, the effective permittivity of penny shape particle is the biggest, that of the needle shape is second, and the spherical shape is the last. when the thicker of shell is constant and the radius of core is bigger, the effective permittivity is less. the effective permittivity will change acutely when the thicker of shell is close to the radius of core ; with the radius of core increasing, the effective permittivity of core - shell type particle will approach that of no shell type particle
在相同的形狀下（如便士形和針形） ，粒子的大小對于等效介電常數沒有影響；對于核殼形夾雜顆粒復合材料，當殼的厚度一定時，隨著核的半徑的增大，復合材料的等效介電常數越來越小；當殼的厚度和核的半徑較接近的時候，復合材料的等效介電常數將會發生急劇的變化；隨著核的半徑的不斷增大，核殼型顆粒夾雜復合材料的等效介電常數將逐漸的趨近於沒有殼的夾雜顆粒復合材料的等效介電常數。 -
In this paper, we study and analysis the base distribution in human dna sequences. on the basis of the distribution sphere whose radius equal to 1 / 4 by zhang et al. expounded, with the method of plane mapping figure studying 6000 human dna sequences, and according to the figure of sierpinski gasket ' s patch and the brillouin zones of the face - centered cube, we obtain two new distribution figures, one is the frustum - octahedron, another is the regular - octahedron
我們在zhangetal .提出的人類dna序列的堿基分佈為半徑是1 / 4球分佈的基礎上，用平面投影圖的方法研究和分析了6000組人類dna序列的數據，並且根據塞爾賓斯基鋪墊的補形和面心立方的布里淵區圖形提出了兩種新的分布圖，一種是正八面體，另一種是截角八面體（十四面體） 。 -
Through the study and analysis conclude as follows : in human dna sequences, if the distinction of the number of the four bases is very small, they can distribute in a sphere whose radius equal to 1 / 4 ; if the distinction of them is comparative large, they can distribute between the sphere and the frustum - octahedron ; if one is 0 in them, they can distribute between the frustum - octahedron and regular - octahedron ; if the distinction of them is especial large, they may distribute in the outer of the regular - octahedron
通過研究和分析得到結論為：在人類dna序列中，如果四個堿基的數目相差很小時，它們可能分佈在半徑為1 / 4的球內；如果相差比較大時，它們可能分佈在這個球和截角八面體之間；如果在四個堿基數目中有一個為零時，那麼它們有可能分佈在截角八面體和正八面體之間；如果相差的特別大，甚至有可能落在那個正八面體的外部。 -
Research on dynamics of self - synchronizing linear vibration screen with offset equal mass - radius product double shafts
偏置式等質徑積雙軸自同步直線振動篩動力學研究 -
This is to say, pu composite hollow fiber membranes pore size can become large with transmembrane pressure increasing, and can recover completely with transmembrane pressure reverting to original pressure at a specification condition. from the hagen - poiseuille equal ion, pu composite hollow fiber membrane pore radius magnification was calculated. in our experiment, the variation of membrane pore radius attained to much six times larger than the primitive membrane pore radius
根據一般非變形膜的純水通量一壓力差的直線關系，首次提出了孔徑變化分離膜的純水通量一壓力差的曲線關系，並根據hagenf公式，理論上計算出了幾種pu復合中空纖維膜最大變形時的膜孔徑為原始膜孔徑的倍數，最小膜孔徑變化也達到原始孔徑的一倍多，最大膜孔徑變化達到原始孔徑的六倍多。 -
The transition from dried gel to mullite is : amorphpus si - al spinel mullite, and the equal radius of the final powder is 0. 54 m. deposit method is another efficient kind of method to prepare mullite powder, we also prepared mullite powder by this method and compare with sol - gel method. through the result, deposit method not only need relatively high temperature, but also the radius of grain is coarse, and the distribution is wide
沉澱法也是一種制備莫來石粉末的有效方法，在實驗過程中，我們也採用該法制得了莫來石粉末，並和溶膠凝膠法作了比較，結果發現採用沉澱法制備莫來石粉末其沉澱需要更高的熱處理溫度，並且制得粉末的粒徑較粗、粒徑分佈范圍較寬。 -
The pirouette ( half - pirouette ) is a turn of 360 degrees ( 180 degrees ) executed on two tracks, with a radius equal to the length of the horse, the forehand moving round the haunches
定後肢?旋（定後肢半?旋）是以兩蹄跡運動轉360度（ 180度） ，半徑等於馬體長度，前軀圍繞腰臀部旋轉的運動。 -
The radius of the circles are labeled as from r1 to rn ( rn is just equal to the radius of tbr ), and these circles divided the tbr into different flow fields. the flow fields are marked from 1 to n separately, and the wall of the reactor is the flow field of no. ( n + 1 )
1 、隨機理論模型推導如圖1所示，將床層截面從內向外分成以r _ 1 、 r _ 2 … … r _ n （ r _ n即為塔半徑r ）為半徑的一系列同心圓環，並分別將r _ 1為半徑的內圓和依次從內向外排列的一系列圓環定為流區1 、流區2 … …流區n 。
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