常見例句權(quán)威例句Iran also began building an actual weapons reactor, a 40 MW heavy water reactor at Arak, that would take natural uranium, and produce plutonium.FORBES: Israel Has Nuclear Weapons, But Only Iran Has Nuclear PowerNatural uranium is only 0.7% U-235, which is what you need for your reactor.FORBES: Stuxnet and the Iranian Nuclear Program 返回 natural uranium reactor