The surface morphology progression of grey cast iron due to cavitation erosion induced by tap water has been studied carefully by cavitation corrosion test and SEM observation in turn.
采用空泡腐蚀与定位跟踪观察交替进行的方式，研究了灰口铸铁在自来水中空泡腐蚀过程的表面形貌演变。
This paper studies the technique of laser surface treatment of grey iron.
本文探讨了激光表面处理灰铁的工艺。
The service life of the boron surface alloying grey cast iron ingot mold is 43% longer than that of high Mn low si grey cast iron ingot mold.
试验结果表明：铸渗硼灰铸铁钢锭模比同类灰铸铁钢锭模的使用寿命提高43％。
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