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伸缩悬杆
1、territorial expansion───[法]领土扩张
2、suspender belt───n.吊袜腰带
3、expansion pack───扩展包
4、expansion───n.膨胀;阐述;扩张物
5、thermal expansion───[热]热膨胀;热膨胀; 热胀
6、expansion diffusion───[地理]扩展扩散
7、market expansion───[经] 市场扩展阶段
8、expansion valve───膨胀阀,安全阀;[机]膨胀阀;安全阀
9、expansion card───扩充插件板[卡];扩展卡;扩充插件板
1、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;