他们的新显微镜用一个晶体结构上有缺陷的钻石替代了磁针。
Their new microscope replaces the magnetic tip with a diamond that has a defect in its crystal structure.
就在本月,通过电子显微镜观察颗粒发现,这些颗粒上嵌满了直径一微米或更小的钻石微粒。
And only this month it was discovered, by looking at the beads in an electron microscope, that they are chock full of diamonds a micron or less across.
一个工人正在南非钻石公司也称Safdico在哈勃罗内建立的国家艺术钻石科技园内用显微镜检查矿石。
A worker at the South African Diamond Corporation, or Safdico, which has built a state-of-the-art diamond technology park outside Gaborone, examines stones under his microscopes.
巨大的撞击创造了显微镜下才能看到的“纳米钻石”,而且仅在陨石或者陨石坑中发现了这种“纳米钻石”;这些陨石或陨石坑也被发现可以追溯到那次灾难性的撞击。
Microscopic 'nanodiamonds' created in massive shocks and only found in meteorites or impact craters have also been discovered dating back to the disaster.
你可以通过十倍小型珠宝放大镜辨别此类加工过的钻石,如果使用双目显微镜会更加容易辨别。
You can often spot filled diamonds with a 10 power loupe, but using a binocular microscope is easier. In most states, it is against the law to sell you a treated diamond without first telling you.
你可以通过十倍小型珠宝放大镜辨别此类加工过的钻石,如果使用双目显微镜会更加容易辨别。
You can often spot filled diamonds with a 10 power loupe, but using a binocular microscope is easier. In most states, it is against the law to sell you a treated diamond without first telling you.
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