名词中文翻译
中文翻译：内花键轴
同义词：
['involute spline', 'involute spline hob例句：1. The machine tool used for cutting the steel is an involute spline hob.（用于切割钢铁的机器工具是一个内花键轴。）']
例句：
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1. The machine tool used for cutting the steel is an involute spline hob.
用于切割钢铁的机器工具是一个内花键轴。
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2. The engineer designed the involute spline hob to fit perfectly into the hole.
工程师设计了内花键轴，使其完美地插入孔中。
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3. The involute spline hob was essential for the precision of the machine's operation.
内花键轴对于机器的精确操作至关重要。