包石棉线 asbestos covered wire
铜包石棉垫密片 copper cover asbestos gasket ; copper asbestos gasket
铜包石棉衬垫 copper-asbestos packing
包润石 Richard Boucher ; Boucher
包石棉金属 ACM ; asbestes covered metal
铜包石棉垫片 copper-asbestos gasket
金属包石棉平垫片 Flat metal jacketed asbestos ; flat metal jacketed asbestos filled gasket
铜包石棉环 copper-asbestos ring
铜包石棉 copper-asbestos
面包石用得辛料 bakery spices
研究人员发现,这些包体的年代与锆石样本周围的变质矿物的年代相当,而与包裹它们的锆石样本年代不符。
Rather than matching the ages of the zircons, the researchers note, the ages of the inclusions matched the ages of the metamorphic minerals surrounding the zircons.
美国助理国务卿包润石表示,他和巴基斯坦官员的交谈集中在如何说服更多人加入对抗激进分子和极端组织的问题。
Assistant Secretary of State Richard Boucher said his conversations with Pakistani officials had focused on efforts to convince more people to join the fight against militants and extremist groups.
如果在某一次取样中,所有的锆石里都不含这种矿物,那就是在提示包体的化学成分可能已经发生了改变。
If that type of mineral is missing from all of the zircons in a particular sample, he notes, that's a clue that the inclusions may have been chemically altered.
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