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低压铸造是利用坩锅内气压,将金属液体由下而上充填模具的过程。
Low pressure casting is the process of metal liquid filled in mould down-top in virtue of pressure of crucible.
youdao
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低压铸造是利用坩锅内气压,将金属液体由下而上充填模具的过程。
Low pressure casting is the process of metal liquid filled in mould down-top in virtue of pressure of crucible.
youdao