例句與造句

1. Supernova explosion at song dynasty and the principle of constancy of light velocity
   宋代超新星爆發(fā)事件與光速不變原理
2. The method of velocity of light measuring with the cg - iii of light velocity apparatus is improved , the measuring accuracy is increased significantly
   摘要對cg -型光速測定儀的測量方法作了改進，通過實際測量的結(jié)果表明，該實驗方法改進后，光速測量的精度有了很大提高。
3. He pointed out that , according to the principle of constancy of light velocity , the length of an object in the direction of its movement looked shorter when relative speed of the object was high enough
   對這一論點誰也沒有產(chǎn)生過懷疑，但有一個人對此首先發(fā)難，他就是愛因斯坦。本世紀初1905年，愛因斯坦提出：當物體的相對速度較大時，這個物體沿運動方向的長度“看上去”會變短。
4. It's difficult to find light velocity in a sentence. 用light velocity造句挺難的