研究了某电厂500MW锅炉水冷壁辐过管弯头在服役条件下受力特征、显微组织变化和变形规律，探讨了其开裂原因。
The stress analysis, microstructure change and deformation law of the elbow of the radiation superheater of a 500MW power boiler were studied and the reason of its failure was discussed.
用一组窄带滤光片、简易辐亮度计和硅光二极管探测器设计了绝对型光谱辐亮度计。
A spectroradiometer is designed and fabricated with a set of narrow band optical filters, simplified radiometer and silicon photodiode.
用一组窄带滤光片、简易辐亮度计和硅光二极管探测器设计了绝对型光谱辐亮度计。
A spectroradiometer is designed and fabricated with a set of narrow band optical filters, simplified radiometer and silicon photodiode.
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