The circular tube belt conveyor is a new method for hoisting coal in a vertical shaft.
圆管胶带输送机是竖井提升煤炭的一种新方法。
The combination of corrugation and the circular tube results in an extremely strong structure.
波浪纸板和圆筒状两者结合，会成为非常坚固的构造。
With consideration of displacement compatibility a design method of the buried circular tube has been proposed in this paper.
本文考虑了涵管结构与土的位移协调，提出了相应的涵管设计方法。
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