动词短语
中文翻译：一次铸造
同义词：
['single casting', 'one-piece casting']
例句：
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1.The mold was designed for a single piece casting.
这个模具是为单件铸造设计的。
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2.The production line is capable of handling multiple pieces at once.
生产线能够同时处理多个部件。
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3. The engineer used a single piece casting to save time and resources.
工程师使用单件铸造来节省时间和资源。