• 他们显微镜一个晶体结构缺陷钻石替代了磁针。

    Their new microscope replaces the magnetic tip with a diamond that has a defect in its crystal structure.

    youdao

  • 本月通过电子显微镜观察颗粒发现这些颗粒上嵌直径一微米更小钻石微粒。

    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.

    youdao

  • 一个工人正在南非钻石公司称Safdico哈勃罗内建立的国家艺术钻石科技园内显微镜检查矿石。

    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.

    youdao

  • 巨大的撞击创造显微镜才能看到的“纳米钻石”,而且陨石或者陨石坑发现了这种“纳米钻石”;这些陨石或陨石坑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.

    youdao

  • 可以通过倍小型珠宝放大镜辨别此类加工过钻石,如果使用双目显微镜更加容易辨别

    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.

    youdao

  • 可以通过倍小型珠宝放大镜辨别此类加工过钻石,如果使用双目显微镜更加容易辨别

    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.

    youdao

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