upward displacement 中文意思是什麼

upward displacement 解釋
向上排代
  • upward : adj 向上的,朝上的;上漲的。 an upward glance 抬眼一看。 Prices show an upward tendency 物價趨漲...
  • displacement : n 1 轉位,移動;取代,置換;(人的)流離失所。2 撤換,免職。3 【機械工程】(活塞)排氣量;【航海...
  1. Combined with that the influence of the prestressed tendon layout on mechanics characteristic of three - span prestressed concrete deck arch bridge is taken into account in these methods, and demand of internal force and displacement in design is satisfied by using upward and downward eccentric layout of prestressed tendon

    這些設計法針對該類橋型的特點,利用在拱頂梁中分別布置一定數量的上下偏心的預應力筋來優化結構的內力和滿足各部分的位移限制要求。
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