Lumps of rosin have much smaller surface to volume ratio and do not oxidise significantly.
松香肿块表面有许多小的体积比,不氧化后,显着。
The bigger the animal is, the lower its surface-to-volume ratio; for every ounce of body mass, there is proportionately less surface through which heat can escape.
动物体型越大,其体表体积比越低;躯体每增加一盎司的重量,所能散发热量的表面就成比例减少。
Next is the radiative zone, which extends from the core to 70 percent of the way to the sun's surface, making up 32 percent of the sun's volume and 48 percent of its mass.
接下来是辐射区,其范围从核心表面到太阳半径的70%处,占太阳总体积的32%,总质量的48%。
The Arctic fox can survive some of the most extreme temperatures on the planet with its thick fur and low surface-area-to-volume ratio.
北极狐拥有厚厚的皮毛,身体的散热面积较小。即使在一些极端的温度下,也能顽强地生存。
And if you have rough candy with a high ratio of surface area to volume, then there's more places for the bubbles to go.
如果你粗燥的硬糖具有很大的表面积,那么泡泡们就有更多的地方可以去了。
The convection zone reaches up to the sun's surface, and makes up 66 percent of the sun's volume but only a little more than 2 percent of its mass.
对流区的范围直达太阳表面,占有太阳体积的66%,但只有太阳质量的2%多一点儿。
They already know that the nearby glacier of Mururata has lost more than 20% of its surface area since 1956 due to higher temperatures, and probably a greater percentage of its volume.
他们已经知道,由于高温,1956年起附近的穆鲁拉塔山(Mururata)冰川表面积已经消失了超过20%,体积的百分比则可能更大。
So if we want to talk about the volume of that, we just talk about the surface area, which is 4 pi r squared, and we multiply that by the thickness d r.
如果我们要讨论它的体积,我们要用的是表面面积,也就是4πr的平方,乘以厚度dr
It is very convenient to calculate the object volume to use Riemann sum after obtained the object surface region equation.
在已知空间物体表面区域方程的前提下,利用黎曼和可以方便地求出被测物体的体积。
Resistivity is determined by measuring resistance, then converting to surface or volume resistivity by taking geometric considerations into account.
电阻率的测量方法是测量电阻,然后再考虑几何因素将其变换成表面电阻率或体积电阻率。
To remind you of something we learned from biology: the surface area ratio increases when the volume of an object decreases.
要是你还记得的话,上生物课时我们学过:一件物件的表面面积比率,随著物件体积减少而增加。
This section details how to make surface and volume resistivity measurements with these test fixtures, as well as the Alternating Polarity and Alternating Voltage techniques for measuring resistivity.
本节详细介绍如何使用这些测试夹具来进行表面电阻率和体电阻率的测量,以及测量电阻率时使用的变换极性和变换电压的技术。
Objective To investigate the clinical applicable value of helical ct surface shaded displays (SSD) and volume reconstructions (VR) in patient with tibial plateau fracture.
目的探讨螺旋CT三维表面遮盖法重建(SSD)及容积重建(VR)在胫骨平台骨折诊断中的应用价值。
Marching cubes (MC) algorithm is a classical algorithm to extract iso-surface from regular volume data. At last, a medical images reconstruction system based on MC algorithm is developed.
移动立方体(MC)算法是基于规则体数据抽取等值面的经典算法,本文最后设计开发了一个基于MC算法的医学图像三维重建系统。
We developed a new method named Smoothed Atomic Volume Percentage (SAVP) to describe geometric properties of protein surface.
本文提出了一种新的用于描述蛋白质表面几何性质的方法—平滑原子体积分数方法。
According to measurements, the specific pore surface area and pore volume of petroleum coke (PC) during combustion were found to: first increase, then decrease and increase again.
通过对石油焦燃烧过程中不同燃尽率焦样的比表面积和孔容积的测定,表明石油焦的比表面积和孔容积先增大,后减小到一定数值,最后再增大。
It's easy for the beasts to overheat: they may face temperatures of up to 120 degrees Fahrenheit, and they don't have much skin surface area to radiate the heat relative to their big body volume.
野生动物总是很容易就身体过热:它们的体温可能超过120华氏摄氏度,而且能够辐射热量的皮肤表面积也不多。
Therefore, the volume down to the topmost perforation must be accurately known (from the tally and surface volume of pipework).
因此,(根据管道系统的计数和表面积)准确了解下降到最顶层穿孔的体积。
The high purity, high surface area, large pore volume and proper pore structure of active carbon as a support for ruthenium catalyst usually lead to high catalytic activity for ammonia synthesis.
具有高纯度、高比表面、大孔容及合理孔分布的活性炭载体有利于活性组分有效均匀的分散,制备出高活性的氨合成钌催化剂。
The result shows that adsorption and desorption performance of Benzene vapour by activated carbon are related to the specific surface, hole volume, hole diameter and distribution of hole.
结果表明:苯蒸汽在活性炭上的吸脱附性能明显与吸附剂的比表面、孔容、孔径与孔径分布直接相关。
Then, the authors improve above results from mixed volume and projection bodies to the polars of mixed projection bodies and affine surface area, and get some analogous results.
然后,把这些结果从一般的混合体积和投影体推广到混合投影体的极和混合仿射表面积上,获得了一些较理想的结果。
Air oxidation treatment leads to a remarkable increase in the surface area and mesopore volume of ac samples but little change in the quantity of surface oxygen groups.
而空气氧化处理则会导致活性炭的中孔面积和孔容显著增大,但对表面含氧基团的影响较小。
In the present work, in order to improve the success rate of radiotherapy we used the visualization toolkit (VTK) to achieve the surface and volume reconstruction of the nasopharyngeal tissues.
为了提高放射治疗的成功率,本文采用可视化工具包(VTK)分别实现了鼻咽部组织的表面重建和体重建。
Second, the high surface-to-volume ratios of such bodies promote heat loss, so they cool quickly between successive impacts.
第二,这类天体的表面积对体积比值高,促使散热更快,因此在各次撞击之间会快速冷却。
One example is the increase in surface area to volume ratio altering mechanical, thermal and catalytic properties of materials.
一个例子是增加面积,以体积比改变机械,热及催化性能的材料。
Gloss Surface, adhesive performance is good. Customizable volume installed and single stick to use.
表面光泽度,胶粘性能良好。可定制卷装机贴或单张使用。
The Shear Dilatant Effect of Joints Refers to the Increase of Joints' Volume and Thickness Accompanying Shear Displacement as Caused by the Asperity of the Joint Surface.
节理剪切扩容效应意指节理在剪切过程中,由于节理面的起伏不平引起节理体积和厚度增加的作用。
The Shear Dilatant Effect of Joints Refers to the Increase of Joints' Volume and Thickness Accompanying Shear Displacement as Caused by the Asperity of the Joint Surface.
节理剪切扩容效应意指节理在剪切过程中,由于节理面的起伏不平引起节理体积和厚度增加的作用。
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