Age determination data indicate episodic crystallization of uranium minerals.年龄测定数据表明,铀矿物有着不同期的结晶.To make the fissile material, he needs to develop an ability to enrich uranium.为了得到分裂物质，他需要发展浓缩铀的能力。A graben creates a fav...
It was actually used for enriching uranium to weapons-grade levels.实际上，它是用来将铀浓缩以制造武器。Enriched uranium is a key component of a nuclear weapon.浓缩铀是核武器的关键组成部分。Uranium is soluble in sea water.铀可溶解于海水。...
Finally , spatial temporal speed figure was introduced to help find the headstream of congest.介绍了用时空速度变化图寻找拥挤源头以及选择交通控制措施的方法.Lichuan locates along the Yi River , headstream of Qingjiang River.夷水河畔、清江源头、龙船古韵 、 风情种种.Teachi...
Yesterday's resolution says the present Polish border is "inviolable".昨天的决议称现在的波兰边界是“不可侵犯的”。the inviolable right to life不可侵犯的生命权Basic law or tradition was considered inviolable.基本法律或传统被认为神圣不可侵犯....