随流孕育 meaning in English

metal-stream inoculation

In order to avoid eutectic carbide , improve nodularity , increase nodule count and increase mechanical properties , three times of inoculations were adopted in the centrifugally cast nodular iron pipes production : a ) inoculation in ladle ; 2 ) pouring stream inoculation ; 3 ) in - mold inoculation
摘要在离心铸造球墨铸铁管生产中，为防止共晶渗碳体析出，改善球化，增加石墨球数，提高力学性能，采用了三次孕育： ( 1 )包内孕育； ( 2 )浇注时随流孕育； ( 3 )型内孕育。
The defect of crack in the engine block of 8170 diesel engine has beem researched and analyzed , which can be solved and avoided through the following measures : optimizing the structure of engine block casting , improving alloying technology , perfecting pouring process and adopting normal inoculation before furnace and metal - stream inoculation during the period of pouring
摘要对8170缸体裂纹缺陷进行了探讨分析，通过优化铸件结构，改进合金化工艺，完善浇注工艺以及随流孕育与炉前孕育工艺相结合等措施，使裂纹缺陷解决。