One of the most important properties of a metal working oil is not lubrication but?
金属加工液特性中除了润滑性之外，还有一个最重要的特性是什么？
Career examples include ironworking. precision metal working. metal fabrication. and tool and die manufacturing.
该专业适合的行业有精密金属加工，金属加工，工具和模具制造。
Clearly, working in the metal mill was a dangerous venture.
在这种金属制品工厂里工作无疑非常危险。
He made a working model of a steam engine out of old bits of metal.
他利用废旧金属片制成一个蒸汽引擎的工作模型。
The metal has become working down over the years.
在这几年中，这种金属越来越稀少了。
The metal has become working down over the years.
在这几年中，这种金属越来越稀少了。
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