neck bearing是什么意思 neck bearing怎么读
neck bearing的用法和样例
- Type D is integral rolling intermediate bearing.It is suitable for small vessels in inland water when the shafting is designed for integral rolling intermediate bearing.
型为整体滚动式中间轴承，适用于长江内河小型船舶，且船舶轴系设计时为整体滚动式中间轴承的场合。
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