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.
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