So that it is relatively fixed at both ends of the Banks.
这样它的两端固定在相对的河岸。
Arch is the opposite effect on the suspension bridge, suspension bridge cables in the freedom of those who provide support force where it is from the bridge pillars at both ends of its fixed upward.
拱桥则是相反于悬索桥的作用，在那些悬索桥缆绳自由的提供支撑力的地方，拱桥却是从它的两端支柱固定的向上弯曲。
应用推荐