Employed by optical microscope, scanning electron microscope, microhardness tester and X ray diffraction instrument, the isothermal decomposition process of high nitrogen austenite was investigated.
利用光学显微镜、扫描电镜、显微硬度计及X射线衍射仪分析了高氮奥氏体的等温分解过程。
The phases of samples were analyzed by X-ray diffraction and their thermoelectric properties were tested by electric constant instrument and laser thermal conductance instrument.
用X射线衍射分析了样品的相组成，用电常数测试仪和激光热导仪测试了样品的热电性能。
The principle, instrument , sample preparation and results of X-ray diffraction at the starch structure are presented.
对X射线衍射在测定淀粉结构中应用的原理、仪器、样品制备以及测定结果进行了简单的介绍。
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