| 单词 | Diamond knife |
| 释义 |
Diamond knife
原声例句
经济学人 Science and technology Janelia's second method involved shaving layers from a sample with a diamond knife and recording them using a transmission electron microscope (which sends its beam through the target rather than scanning its surface). Janelia 的第二种方法是用金刚石刀从样品上刮下各层，然后使用透射电子显微镜（将光束穿过目标而不是扫描其表面）记录它们。
英语百科
Diamond knife A diamond knife is a very sharp knife in which the edge is made from diamond, invented by Humberto Fernández Morán in 1955. Diamond knives are used for medical and scientific applications where an extremely sharp and long-lasting edge is essential. The knives are very expensive to initially purchase, depending on the quality and size of the knife; in addition the knives must be professionally sharpened as the edge dulls. |
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