surface quality of casting 铸件表面质量
Casting surface quality which is determined by casting parameters, affects the performance of mechanics and electrical conductivity.
铸件的表面质量影响着铸件的力学性能和导电性能，而表面质量与拉铸工艺参数有关。
Crystal instrument is the key part of plane casting, the structure affects directly the surface quality of drawing material.
结晶器是水平连铸工艺中的关键工装部件，其结构直接影响拉拔管材的表面质量。
The experiment shows that adopting protective casting technology can reduce reoxidation and improve the internal and surface quality of block.
试验结果表明采用钢包注流保护浇注技术可降低二次氧化，提高铸坯内在和表面的质量。
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