A brass component cracked in mercury was analyzed with macroscopic and metallographic technique. Combined with energy spectrum test, the form and mechanism of mercury induced cracking were discussed.

对一起黄铜汞裂破坏的构件进行形貌和金相分析，结合能谱测试，讨论了汞裂破坏形式、汞裂破坏机制，汞裂与一般沿晶型应力腐蚀破裂及晶间腐蚀的差别。

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It has effects of focusing mirror reflect imaging, cracking and glass transparent, and technologies combined with mirror making by mercury, glass strengthening, cracking and adhering.

聚镜面反射成像效果、裂纹效果、玻璃透明效果于一身，将水银制镜、玻璃钢化、裂纹技术、粘接技术有机组合为一体。

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