universal joint tube 万向节接管
Download - Tube Universal Downloader 下载管理工具
universal l tube 通用管
universal joint shaft tube 带万向节的管式传动轴
The introduction of the concept of bellows wall thickness accuracy has the universal significance and reference value for manufacturing technology of other thin wall tube like products.
提出的管坯壁厚精度概念极其控制方法具有普遍性，对于其它薄壁筒形件的制造工艺具有参考作用。
Under the heavy duty operation, the internal coking of tube caused by local tube over heating is an universal problems for delayed coking furnace.
高负荷运行下的焦化加热炉，由于局部炉管过热引起管内结焦是一个普遍性的问题。
The corrosion of RH submerged tube is a current universal problem for RH desulfurization process, and understanding the corrosion mechanism is the basic premise to alleviate and avoid the corrosion.
RH浸渍管侵蚀严重是目前采用RH脱硫普遍存在的一个问题，弄清其侵蚀机理是减缓和避免侵蚀的基本前提。
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