沥清铀矿和铜铀云母比纯铀的放射性强得多.Pitchblende and chalcolite are much more radioactive than uranium itself.铜铀云母 ( 铜和铀的磷酸盐结晶体 ) 的放射性是铀放射性的两倍.Chalcolite ( crystallized phosphate of copper and uranium ) is about twice as radioactive as u...
As Wren's epitaph famously declares, the cathedral itself is his monument.众所周知，雷恩的墓志铭中写道，大教堂本身就是他的纪念碑。The fourteenth century cathedral was reduced to a mass of rubble.这座14世纪的大教堂变成了一堆瓦砾。The cathedral was destroyed by...
他眼睛里有异物.He has some foreign matter in his eye.她手指肿大是内有异物所致.The swelling on her finger was caused by a foreign body in it.异物为什么如此有害,其确切原因尚不清楚.Exactly why the foreign body is so deleterious is not clear....
炭粉 、 打印鼓 、 墨盒或其他消耗品.Toner, Drum Unit , Ink Cartridge or any other consumable items.采购产品个人安全设备, 电动工具, 工业产品, 消耗品,零部件.Personal Safety Equipment, Electric Power Tools, Industrial Products, Consumables, Spare Parts.负责生产消耗品的采购...