All lead castings were produced at first by hand in many cases from single cavity molds.

起初所有的铅铸件都是手工生产的,而且在许多情况下都是使用单腔模具.

辞典例句

The general mold project includes horizontally parting plane, single cavity and indirect rheoforging.

模具总体方案为水平分模 、 单腔间接流变成型.

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