然而孩子出生不久就大小病不断。
However, children born on the size of the disease continued in the near future.
大卫•赫尔方:目前就大小超过一千米的星际物质的有关调查已接近尾声。
David Helfand: Right now, the survey is pretty complete for objects larger than a kilometer in size.
它的大小正合适——再大一点房间就放不下了。
It was just the right size—a bigger one wouldn't have fitted into the room.
You see, the quantum condition, by putting quantization into the moangular mentum it is propagated through the entire system. Orbit dimensions are quantized.
你们看,量子条件,通过把,角动量量子化,它就能在这个系统中进行传播,同时轨道大小也被量子化。
So, what we get for the disassociation energy for a hydrogen atom is 424 kilojoules per mole.
因此,我们就得到了氢原子,离解能的大小为,424,千焦每摩尔。
That's the work that the system is doing to the environment. I'm doing work to the environment. The work is negative, which means that work is being done to the environment.
功的大小,就是矩形的面积,这样我们就实现了一台热机,冷却,加热,加热,冷却,系统回到了初态。
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