查询词典 atom

A nucleus is about one billionth the size of an atom.

原子核的大小约为原子的十亿分之一。

A nucleus is about one tho北美nd billionth the size of an atom .

原子核的体积大约是原子的一千兆分之一。

A simpler and effective method to determine the state of atom in element or in binary solid solution is given out.

给出了确定单质或二元固溶体原子状态的简单快捷方法。

Chemical energy is the atom's outer electron changes cause changes in the electron binding energy release of energy.

化学能是原子的外层电子的变动引起电子的结合能变化而放出的能量。

The relative intensities of H atom Blamer lines and Ar-750.4 nm emissions as functions of input power, gas pressure and the position inside the visible MW plasma ball have been investigated.

本实验对氢原子Blamer线系和氩原子750.4 nm 的相对强度与输入的微波功率和气体压力之间的关系进行了讨论。

We clear air ,but we contaminate soul;we dispart atom not to drive our blas;we write many not to learn more;we plan much not to accomplish.

我们清洁了空气，却污染了灵魂；我们分离了原子，却无法驱除我们的偏见；我们写得更多，学到的却更少；我们的计划更多，完成的却更少。

A Bohr atom is a solar system in miniature, with electrical forces taking the place of gravitational forces.

玻尔的原子模型是太阳系的缩影，不过以电力替代万有引力。

For example, in general terms, as the angular momentum of the Bohr hydrogen atom quantum theory of the third assumption, In fact it is introduced to the Bohr from the correspondence principle, do not think it is a basic assumption.

比如，现在一般把角动量量子化的条件作为玻尔氢原子理论的第三个假设，而实际上它是玻尔从对应原理中推出来的，并不认为它是一个基本假设。

Week 14 Regular nature of hydrogen atomic spectrum and Bohr hydrogen atom theory, wave –particle dualism of matter and uncertainty relation

第14周氢原子光谱的规律性和玻尔的氢原子理论；实物粒子的波粒二象性和不确定关系。

Combining the idea of quantization and the semi-classical hydrogen model of Bohr, the structure of atom is described. Solving the Schrodinger equation, the deduced wave function is related to the probability of finding the electron in space.

经由波尔之半古典的氢原子模型，结合量子化的概念以解释原子结构，并引入薛丁格方程式所求得之波函数与电子之空间机率的关系。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。