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- That comet is invisible to the unaided eye. 那颗彗星只用肉眼是看不到的。
- adsorption comet 吸附拖尾
- A comet is at perihelion when it is closest (=very close) to the sun. 彗星最接近太阳时,它就是在近日点。
- If I had binoculars, I could see that comet clearly. 如果我有望远镜,我就可以清楚地看见那颗彗星。
- The comet's ice, heated by the sun, rapidly and spectacular sublimate to gas. 彗星上的冰块在太阳热的作用下迅速而壮观地升华成气体。
- The central portion of the head of a comet. 彗核彗星头部的中心部分
- Why else might the comet have come undone? 是什么导致了慧星的灭亡?
- Halley's comet calls on the earth every 76 years. 哈雷彗星每76年造访地球一次。
- The technique is known as adsorption chromatograph. 这种分析技术称为吸附色谱。
- The comet passed by in the twinkling of an eye. 俯仰之间,流星闪过。
- Do not attempt purification of NF3 via adsorption. 禁止试图通过吸附来净化NF3。
- Halley's comet visits the Earth once in 76 years. 哈雷彗星每七十六年经过地球一次。
- In that way, Pluto acts like a comet. 也就是说,冥王星的行为像一个彗星。
- Some people feel that this light was a comet. 一些人认为这种光是一种慧星。
- I can hardly wait to see the new comet. 我急不可待地要见到新彗星的出现。
- As for CH 3ONO, there is fast physic adsorption . CH3ONO是快的物理吸附;
- The comet will appear in the southern sky. 彗星出现在南方的天空。
- There exists adsorption water in the SSs. 垢样中有吸附水存在。
- Gold can even be recovered using adsorption. 甚至可以用吸附的方法回收黄金。
- The flames burned brightly like a comet's tail. 火焰燃烧得十分明亮,好像彗星的尾巴。