It has been found out that the defect was caused by adopting the foundry method with a cold riser which actually acted as a cold metal bleeder.

业已查明，缺陷是由于采用冷冒口工艺所致，因为冷冒口实际上起排放冷铁液作用。

youdao

The paper sets the foundry shop of mass production for automobile and that of in batches and small scale production for machine tool as example. Reasonable scale for found...

分别以汽车等大批量生产铸造车间和机床等成批、小批量生产铸造车间为例，进行铸造生产合理规模的探讨。

youdao

When in New York, he can be found hard at it with his team of helpers in his Manhattan studio or at a foundry, seven days a week.

ECONOMIST: Modern American painters