a thousandth
第一千
2026-04-12 14:25 浏览次数 18
第一千
as these lived for less than a thousandth of a second, their presence was ascertained by examining the daughter atoms into which they quickly decayed.
并且这些原子的生命周期小于千分之一秒,它们的存在可以通过检测它们飞快消失之后留下的子原子而得到确认。
of the 1.39 billion cubic kilometers (331 million cubic miles) of water on earth, just a thousandth of 1% (1.39 million cubic km) exists as water vapor.
在地球上总共13.9亿立方千米(3.31亿立方英里)的水资源中,只有十万分之一(13900立方千米)的水以水蒸汽的形式存在。
graham said that, if someone walked through the beam, it would shut down within a thousandth of a second, then restart once the path was clear.
graham说,一旦有人穿越光束,它会在千分之一秒内关闭,并在路径无障后即刻重启。
because these tubes are a thousandth of the diameter of carbon fibres, they can slip into the microscopic spaces between them.
因为纳米碳管的直径仅是碳纤维直径的千分之一,它可以穿过碳纤维中的细缝。
one micron is a thousandth of a millimeter: a pinhead is about a millimeter across.
一微米等于千分之一毫米。针头直径大约一毫米。
the threshold level at which some kind of reaction can occur may be less than a thousandth of a potentially fatal dose, so where do you draw the line?
可能发生某种反应的临界值也许不到可能致命剂量的千分之一,那么,你在哪里划这条线呢?
largely defined by its own name, the term microsound largely stems from compositions built on sounds lasting no longer than a thousandth of a second, but generally can last up to a tenth of a second.
这个术语很大程度上就是根据它本身的名字命名的,它的音乐频度基本上不长于千分之一秒,但通常能持续到十分之一。
just three atoms of element 118 were created. as these lived for less than a thousandth of a second, their presence was ascertained by examining the daughter atoms into which they quickly decayed.
并且这些原子的生命周期小于千分之一秒,它们的存在可以通过检测它们飞快消失之后留下的子原子而得到确认。
in general, they have picked them up at signal strengths less than a thousandth of that needed to display an image on a tv screen.
通常,他们使用的信号强度不足电视显像信号的千分之一。
once that has happened, the water simply evaporates and the desired electronic sandwich is left behind in a thousandth of the time that it would take to make it using vacuum deposition.
一旦此工序完成,仅仅是水份被蒸发而所需的电子「三明治」得以保留,整个过程所花费的时间仅为「真空沉积法」的千分之一。
「this is basically a new method to render dark galaxies visible,」 she said, adding that her technique should be able to detect dim dwarf galaxies as small as a thousandth the mass of the milky way.
「这在根本上是一个使暗星系可见的全新方法,」她说道,通过她的方法将使得小到只有银河系千分之一质量的暗矮星系能被观测到。
she could not write, because she could not attain to expressing truly in a letter a thousandth part of what she habitually expressed in voice and smile and eyes.
她不擅长于写信,因为她不能在信中真实地表达她惯于用那语声、微笑和眼神所表达的千分之一的情感。
the startling images confirm that the dna origami process efficiently produced escher-like m?bius strips measuring less than a thousandth the width of a human hair.
令人吃惊的图像证实了dna折纸过程中有效地产生埃舍尔式的莫比乌斯带测量超过千分之一的人类头发的宽度减少。
the manner in which light is scattered allows detection of bubbles down to less a thousandth of a millimeter, or a micron in diameter.
光线散射的方式有助于检测毫米,也就是直径千分之一微米的气泡。
of the 1.39 billion cubic kilometers (331 million cubic miles) of water on earth, just a thousandth of 1% exists as water vapor.
地球上约有13.9亿立方千米(约3.31亿立方英里)的水,仅有那1%(约139万立方千米)中的千分之一以水蒸气的形式存在。