outer tube

基本解释

Be suitable for various type outer tube and tubeless tyres.
主要适用范围：各种型号外胎与真空胎。
The device is mainly made up of inner tube, outer tube, piston tube, end cover, retaining ring, hanger, liquid-route element and sealing element.
该装置主体由内管、外管、活塞管、端盖、承压环、吊耳、液路元件和密封元件等组成。
Under the same conditions critical qualities in outer tube are always larger than that in inner tube.
在相同的情况下，外管出现干涸时的截面含汽率大于内管出现干涸时的截面含汽率。