本文介绍了日本OLYMPUS电子内镜系统的维护及常见故障处理。
The article introduces the routine maintainence and settlement of common troubles for OLYMPUS electronic endoscope system.
透射电子显微镜的观测表明在ELO范围内位错密度很低。
EM observations indicate that the dislocation density is very low in the ELO reg ion.
而即便是最强大的电子显微镜也无法看到的一个细胞的内部结构，染料不能穿透到微小的病毒内。
And even the strongest electron microscope can't see the inside of a cell and dyes can't penetrate microscopic viruses.
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