expansion suspender
基本解释
- [经济学]伸缩悬杆
英汉例句
- A horizontal smoke pipe adopts a spring suspender and a central roller support, and the friction resistance generated by the thermal expansion the pipe when moving is reduced.
水平烟管采用弹簧吊、中心滚动支座,可减少管道热膨胀移动时的摩擦阻力;
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双语例句
专业释义
- 伸缩悬杆