名词
中文翻译：预制焊接模具
同义词：
['预制构件，预制件，预制品例句：1. The prefabricated welding molds were used in the construction of the bridge.（预制焊接模具用于桥梁的建设。）']
例句：
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1. The prefabricated welding molds were used in the construction of the bridge.
预制焊接模具用于桥梁的建设。
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2.The prefabricated welding molds were designed to be easily assembled and disassembled.
预制焊接模具设计为易于组装和拆卸。
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3. The prefabricated welding molds are a cost-effective way to produce large quantities of metal parts.
预制焊接模具是一种经济高效的生产大量金属部件的方法。