1.沥青铀矿
1.a dark-colored form of the mineral uraninite.
1.This led her to deduce that there were other substances within pitchblende that had properties of radioactivity.
于是玛丽推断出，在沥青铀矿中可能还有其他具有放射性的物质。
2.Then she found that pitchblende was more radioactive than uranium by itself.
于是她发现沥青油矿，它的放射性要比铀本身还要强。
3.In 1898, Marie found a new element in the pitchblende.
1898年，玛丽发现沥青铀矿中的新元素。
4.The Curies undertook the arduous task of separating radium out of pitchblende ore.
居里夫妇承担了把镭从沥青矿分离出来的艰巨任务。
5.Marie began working with pitchblende because it contained uranium, but was cheaper to buy than pure uranium.
玛丽开始用沥青铀矿做试验，因为沥青铀矿含着铀，但是要比纯铀便宜得多。
6.The Improvement of Age Determination Technique for Pitchblende
沥青铀矿的年龄测定方法改进
7.Direct Evidences for Reduction of Pitchblende by Pitch in the Sawapuqi Uranium Deposit, Xinjiang
新疆萨瓦莆齐铀矿床沥青还原沥青铀矿的直接证据