Its steel superstructure, only 3.50 meters thick, consists mainly of a comparatively flat stiffened box section beam.
桥的上部结构为钢材,厚度仅为3.50米,主要由相对扁平的箱型截面梁组成。 好评(0)
The dandy roll was placed in the middle of the suction box section where it exerted a certain pressure on the sheet and was driven by the sheet and wire.
水印辊安放在真空箱段脱水区域的中部,对纸页施加一定的压力并通过纸页和网子驱动。
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