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关注：1
2013-05-23 12:21
求翻译：testing machine and (b) the fatigue specimen, respectively, used in this study. The microstructure of cross-sectioned specimen was documented by using an optical microscope after chemical-etching using a natal solution of 10 ml HNO3 + 90 ml ethanol.是什么意思？ 待解决
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- 离问题结束还有
testing machine and (b) the fatigue specimen, respectively, used in this study. The microstructure of cross-sectioned specimen was documented by using an optical microscope after chemical-etching using a natal solution of 10 ml HNO3 + 90 ml ethanol.
问题补充： |
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