负压实型曲轴铸造表面品质符合要求。
Moreover, the surface quality of crankshaft used V-EPC is good.
提出了一种用计算机对铸造表面粗糙度进行数字图像处理和三维参数自动检测的方法。
Based on the digital image processing technique, a method for automatically measuring the three-dimensional parameters of casting surface roughness is put forward.
通过铸造表面合金化和复合变质处理,使中锰奥氏体钢的强度、韧性和表面硬度显著提高。
The strength, toughness and surface hardness of medium Manganese austenitic steel have been increased greatly by casting surface alloying and complex modification.
通过预先制备带有孔隙的硼铁合金预制块,用普通浇注的方法,获得以灰铸铁为基的铸造表面复合材料。
Using a prefabricated porous ferroboron lump, a surface composite layer was made on gray cast iron matrix, with a common casting method.
通过预先制备带有孔隙的硼铁合金预制块,用普通浇注的方法,获得以灰铸铁为基的铸造表面复合材料。
Using a prefabricated porous ferroboron lump, a surface composite layer was made on gray cast iron matrix, with a common casting method.
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