金相学

The study of the structure of metals and alloys, especially by optical and electron microscopy and x-ray diffraction.

金相学，金属结构学以金属与合金结构为研究对象的学科，尤指用光学和电子显微镜使用''。

In this article briefly introduce the creation of metallography, historical development,and present situation.

本文简要叙述了金相学的建立、发展历史与当前现状。

"Metallography: Study of the structure of metals and alloys, particularly using microscopic and X-ray diffraction techniques."

金相学：研究金属与合金组织结构的学科，特别指采用显微镜和X射线衍射技术进行的这类研究。

Metallography is the study of the microstructure of metals and alloys by means of the metallurgical microscope and the electron microscope .

金相学是用金相显微镜和电子显微镜对金属和合金的显微结构的研究。

This category includes other facets of the subject, such as metallography, mechanical testing , and the heat treatment of metals.

这一分支还包括有关的其他一些内容，如金相学，力学试验及金属热处理等。

Coming to the fifties of the 20th century, metallography developed successively into physical metallurgy and materials science

到了二十世纪中叶，金相学已逐步发展成金属学、物理冶金和材料科学。

Metallography is the study of the microstructure of metals and alloys by means of the metallurgical microscope and the electron microscope.

金相学是用金相显微镜和电子显微镜对金属和合金的显微结构的研究。他们采取一切羞辱手段来摧毁犹太人对自己的信心。

During the developing period,metallography has involved different combination of technique and man' s knowledge at different times.

金相学在发展过程不同时期包含了各不同学科的知识与技术，现代金相技术包括光学、电子光学及其他物理方法。

In the case of dispute the metallographic test described in 6.2 shall be the reference method.

如有争议，可参考6.2描述的金相学测试方式。

Taking one kind of specification boiler pipe as the object of study, the cracking parent metal, the cracking fragment and the primary goods were analyzed by vertical and horizontal directions.

以某种规格锅炉炉管为研究对象，在炉管爆裂处的母材、撕裂碎块以及供货原材料的纵横两个方向分别取样进行分析，探讨锅炉管爆裂处的金相变化对炉管失效的影响，并给出锅炉炉管爆裂破坏的金相学原因。

But we don't care about Battlegrounds.

但我们并不在乎沙场中的显露。

Ah! don't mention it, the butcher's shop is a horror.

啊！不用提了。提到肉，真是糟透了。