When an insect brushes against them, this triggers a tiny electric charge, which travels down tunnels in the leaf and opens up pores in the tear's cell membranes.
当一只昆虫与它们擦身而过时,就会触发一种微小的电荷,电荷沿着树叶里的隧道向下移动,并打开泪液细胞膜上的小孔。
Ash particles have a small electric charge, and are then trapped on one of the plates.
灰尘颗粒带有少量电荷,因此其中一块金属板可以捕获这些颗粒物。
Using Lorentz alterrnate, this paper bears out force of motion electric charge acting on static charge.
文中利用洛仑兹变换给出了运动电荷作用在静止电荷上的力。
They have a minuscule mass, no electric charge, and pass through almost any material as though it was not there.
它们质量极小,不带电荷,可以穿透几乎任何物体而不留痕迹。
These neutral atoms have no electric charge, and are therefore very difficult to get to interact with one another.
这些中性原子不带电,因此彼此间很难有相互作用。
Relating to or designating an electric charge of the same sign as that of an electron, indicated by the symbol (-).
负电的,阴电的:关于或标明电的负荷和电子具有相同的符号,用符号(-)来表示的。
Objective: To investigate the effect of ultraviolet radiation on the stability of electret storing electric charge.
目的:研究紫外消毒对驻极体电荷储存稳定性的影响。
Some of this force is also supplied by neutrons, which outnumber protons in most nuclei and have no electric charge.
强核力的一部分也由中子提供,在大多数原子核内,中子比质子数量多,并且不带电荷。
In the conductor or some solutions, the true migration is the belt electric charge granule, like free electron, ion.
在导体或一些溶液中,真正移动的是带电荷的粒子,如自由电子、离子。
These particles of matter are similar to electrons, but since they have no electric charge, they can pass through anything.
这些物质微粒与电子相似,但因为没有电荷,它们可以穿透任何物体。
Instead, the solar wind and the sun's UV radiation give an electric charge to atoms and particles in Mars outer atmosphere.
相反,太阳风与太阳的紫外线辐射给予火星大气外侧的原子和粒子一个电荷。
Experiments showed that modified PAM is a kind of amphoteric PAM with low molecular weight and higher density of electric charge.
研究发现,实验所制得的改性聚丙烯酰胺是一种低分子量、较高电荷密度的两性聚丙烯酰胺。
They state that a moving electric charge will generate a magnetic field while a shifting magnetic field similarly creates an electric field.
它们表明,变化的电荷会产生磁场,变化的磁场同样能够产生电场。
By changing the structure of such a crystal slightly, using an electric charge, the colour of the light reflected by that crystal will change too.
依靠轻微得改变晶体的结构,利用电流的改变,当晶体改变时,光的颜色也会相应改变。
Compressed tightly by gravity, they are composed almost entirely of neutrons, sub-atomic particles with no electric charge that form part of atoms.
随着万有引力的挤压,中子星几乎完全由中子组成,不包含带有电荷的亚粒子。
Unfortunately, because these materials are not good conductors of electric charge, it takes a long time to get the charge in or out of a battery.
不幸的是,因为这些阴极材料都不是良导体,所以充放电需要很长时间。
This chapter has clarified the relation between electric charge and matter, and the nature of the forces that unite atoms and molecules into solids.
本章阐明了电荷与物质之间的关系,阐明了使原子与分子结合构成固体的力的作用。
But now, if I integrate the charge density over the entire region, then what I will get is actually the total amount of electric charge inside the region.
如果将电荷密度对整个区域做积分,将得到,在区域内的电量总和。
Finally, a real deceleration not accounted for in the current model could be from electromagnetic forces due to an electric charge on the spacecraft.
最后,还有一种可能来自电磁力的减速度没有被当前的模型所考虑到,这种电磁力来自于探测器本身所带有的电荷。
By calculating the quantity of electric charge, and using the micro-explanation of the charge distribution, some useful conclusions have been obtained.
通过对疤上电量的计算,从电荷分布的微观解释出发,得出一些有益的结论。
A quantum number equal to twice the average electric charge of a particle multiplet or equivalently to the sum of the strangeness and the baryon number.
超荷一个量子量,等于一个粒子多重线谱的平均电极;或者相当于量子数和重子的数量的总和。
So instead, the team devised a way to coat the conducting nanotubes in a polymer to protect the electric charge and allow the ink to be purely semiconducting.
所以,研究组成员想出了一个办法,将导电纳米管覆在一聚合体上,这样不仅可以保护电荷,而且还能使油墨完全呈半导体性质。
To this end, he is experimenting with different kinds of polymers and seeking better methods of combining the materials and collecting the electric charge.
为了这些,他实验了不同种类的高分子聚合物并且试图寻找更好的办法结合材料和收集电量。
As a result of the decay of the vacuum, the space permeated by such a field can be said to acquire an electric charge, and it can be called a charged vacuum.
作为真空衰变的一个结果,由这样一个电场充斥着的空间可谓是获得了一个电荷,该空间便可被称为带有电荷的真空。
Sensors detect when dust concentrations reach a critical level and then an electric charge energises the material sending a dust-repelling wave across its surface.
当传感器发现粉尘浓度达到了临界水平,就有一定的电荷促使该材料发出除尘波越过其表面。
A metal or glass tube filled with gas that is ionized by passing charged particles, producing within the tube an electric charge indicative of a particular particle.
一种金属或玻璃试管,充满通过传送已被控制中子而电离了的气体,在试管中产生一种电荷,指示一种特殊粒子。
A metal or glass tube filled with gas that is ionized by passing charged particles, producing within the tube an electric charge indicative of a particular particle.
一种金属或玻璃试管,充满通过传送已被控制中子而电离了的气体,在试管中产生一种电荷,指示一种特殊粒子。
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