... 柱管 column tube 柱管材料column tube material 柱型 column type ...
双语例句
1
As for the limit bearing capacity formula of the concrete filled steel tube long column subjected to axial compress, we lead to the tangent modulus and the conception of metal material.
An inner hollow cavity of the semicircle arc plate of the utility model is comprising of a steam tube, with advantages of saving material and installment column, and low cost.