rear span的意思|示意

The ramp span in the rear of the building permits direct access to the second floor from outside.

从大楼背后的斜桥上可以由外部直接进入二楼。

The Windows are incorporated between long-span beams that extend from the front of the building to a solid core containing the main technical and communications services at the rear.

在长跨梁之间的窗户，从建筑物的前部延伸到包含主要技术和通信服务的实心核。

The rear facade is similar although the grid is more regular, with window bays that span the full width of the building.

背立面是相似的，网格也比较规律，同时窗台跨越了整个建筑的宽度。