... alloy chilled iron roll 冷硬合金铸铁轧辊 alloy cost iron合金铸铁 alloy-diffusion transistor 合金扩散晶体管 ...
双语例句
1
Manufacturing of alloy cast iron grinding ball by means of composite modification of tungsten slag is a feasible way due to its simple process, low cost and good product quality.
The results also find that wear resistance of niobium cast iron oil ring is 87.3% higher than that of CrMoCu alloy cast iron along with the cost reduction for niobium cast iron oil ring.