因为这些星系的质量分布在更大的区域,它们每单位体积的恒星数量比传统星系要少得多。
Because these galaxies' mass is spread out over larger areas, they have far fewer stars per unit volume than do conventional galaxies.
这个孔隙空间被称为孔隙度,用岩石总体积的百分比表示。
This pore space is known as porosity and is expressed as a percentage of the total rock volume.
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。
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.
由于立方体卫星体积小、重量轻,将它们送入地球轨道的成本比传统通信或GPS卫星要低得多。
Because they're so small and light, it costs much less to get a CubeSat into Earth's orbit than a traditional communications or GPS satellite.
在正已烷中酶反应最适水含量为0.06(重量体积百分比)%。
The optimal water contents of enzyme reaction in hexcone was 0.06(W/V)%.
体积堪比小型岛屿的蓝色壮丽冰山漂浮在该城海港外的水域;其冰层峡湾为格陵兰冰盖上7%的土地排水防涝。
Majestic blue icebergs the size of small islands float outside its harbour; its ice fjord drains 7% of the area of the Greenland ice sheet.
同时,来自华盛顿大学在极地科学研究中心的研究指出,2010的的海冰体积为20,300立方千米,比1979年以来的最低记录减少了38%。
Meanwhile, research from the polar science centre at the University of Washington suggests that the volume of sea ice in March 2010 was 20, 300 cubic km, 38% below the 1979 level when records began.
现在我们有了一个联系,这些绝热过程中,体积比的关系式。
So now we have a relationship between the ratios of these volumes that are reached during these adiabatic paths.
可一项新研究显示鸣鸟的骨头其实很结实,其密度也比相同体积的哺乳动物的大。
But a new study shows that songbirds' bones are actually pretty tough. In fact, they're more dense than the bones of mammals of the same size.
直到11月6日天文学家们得到机会重新计算厄里斯的体积之前,厄里斯都被认为比冥王星更庞大。
Eris was thought to be bigger than Pluto until Nov. 6, when astronomers got a chance to recalculate Eris' size.
土卫六一直以来都是这项探测任务的主要聚焦点,因其体积比水星还要大,是唯一一颗拥有浓密大气层的卫星。
Titan was a major focus of the mission all along, since it's bigger than the planet Mercury and the only moon massive enough to have a significant atmosphere.
现在鸡的品种比祖传红原鸡体积要大并更具生产力,有四个基本类型:1)蛋鸡型或地中海型;(2)狩猎型;(3)肉用型及(4)矮脚型。
The present day chickens are larger and more productive than the ancestral Red Jungle Fowl with four basic types: 1) egg type, or Mediterranean; (2) game; (3) meat type; and (4) Bantam.
液体药物比片剂或粉剂更加昂贵,而且因其体积、重量和制冷需要,也更加难以储存、包装和运输。
Medicines produced in liquid form are more expensive than tablets or powders and are also more difficult to store, package, and transport, due to their bulk, weight and need for refrigeration.
这座雕塑意义非凡,其体积比真人实际比例更大,是既夸张亦相当自然的混合媒介雕塑,它把非洲艺术和世界联系了起来。
It is a magnificent, over life-size, heroic and fairly naturalistic mixed media sculpture that captures the global connections of African art.
大部分这些行星的体积比原本体积较大的土星还要大,这使得它们都不太适宜人类居住——因为这些体积巨大的行星往往都是气体行星,像土星一样没有可供行走的固态表面。
Most of those planets are more massive than Saturn, which makes them unpromising from a habitability standpoint-such giants tend to be gaseous bodies without a surface to walk on.
此外,无人机的发动机比要驱动沉重的有人驾驶飞机的发动机体积小,因而发热更低。
Moreover, drone engines are smaller-and therefore cooler-than those powering heavier, manned aircraft.
会怎么样,如果水的摩尔体积,比固体的摩尔体积大?
O what happens if the molar volume for the liquid is bigger than the molar volume of the solid.
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。
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.
大约200万年前,人类大脑开始发育变大。如今的人脑在体积上比黑猩猩(人类的近亲)的大三倍多。
About 2m years ago it began to grow in size, and today it is about three times larger than that of chimpanzees, man's closest relative.
产品使用的新款Atom处理器体积比前代处理器缩小了40%左右,能耗则下降了20%。
The new Atom processors are 60 percent smaller than the chips they replace predecessors, and use 20 percent less power.
但新款Kindle简化了物理键盘,使其重量比之前减轻了30%,仅有5.98盎司,而且体积也缩小了18%。
The physical keyboard, however, was cut to make the actual reader 30% lighter and 18% smaller, easily reaching a featherweight status of 5.98 ounces.
正如上面已提到的,行星在体积和质量上比太阳远为小得多。
As mentioned above, the planets are far smaller than the sun both in dimension and mass.
试想:将清水和粘稠的浆糊以相同的体积从漏斗式的容器中泄漏出去。显然水比浆糊要泄漏得快。
Consider: the water and viscous paste in the same volume of container from the funnel-type leak. Obviously the water to leak faster than the paste.
Torquebox比GlassFish要重量级得多:它的发布不是基于gem的,而且体积高达300MB(包括完整的JRuby安装程序)。
Torquebox is significantly heavier than the GlassFish gem: Its distribution is not gem-based and weighs in at almost 300MB (this includes a complete JRuby installation in addition to the server).
来自比利时的基斯度.高士也是此计划的参与者,他说:“老鼠体积小,很聪明,学得快,就象完成不断重复的任务,他们有着比狗更灵敏的嗅觉。”
He said: "Rats are good, clever to learn, small, like performing repeated tasks and have a better sense of smell than dogs."
采用L9(34)正交实验,考察了引发剂的浓度、反应时间、单体的体积比和PVA用量对木材胶黏剂的剪切强度的影响。
L9 (34) orthogonal experiment was adopted, the effects of concentration of initiator, reaction time, volume ratio of monomers and amount of PVA on shear strength of adhesive were investigated.
采用L9(34)正交实验,考察了引发剂的浓度、反应时间、单体的体积比和PVA用量对木材胶黏剂的剪切强度的影响。
L9 (34) orthogonal experiment was adopted, the effects of concentration of initiator, reaction time, volume ratio of monomers and amount of PVA on shear strength of adhesive were investigated.
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