rust-proof steel 中文意思是什麼

rust-proof steel 解釋
不銹鋼
  • rust : n 1 銹;銹色。2 鐵銹;【植物;植物學】銹菌,銹病。3 荒廢,停滯,無活動。vi 生銹;【植物;植物學】...
  • proof : n 1 證明;證據;【法律】證件;【法律】(口頭或書面)證詞,證言。2 檢驗,考驗;驗算;檢定的品質[強...
  • steel : n 1 鋼,鋼鐵。2 鋼製品;刀,劍,打火鐮;(女人胸衣等中的)松緊鋼條[絲];鋼磨;〈美國〉剃刀,小刀...
  1. In our country, most of bridges were built in 1960s or 1970s, which were based on that time traffic discharge and development planning, so design criterion of these bridges were very lower. in addition, it was inevitable to bring about cracks > concrete rupture, steel rust ^ honeycomb and water proof layer failure, because some established bridges were built by poor construction and maintenance during the course of operating period. all above mentioned lead to durability and bearing capacity could n ' t gain to design standard

    由於我國很多橋梁建於上個世紀六、七十年代,基於當時的車流量和各方面的發展規劃,橋梁設計等級普遍偏低;另外,某些既有橋梁由於施工質量差和運營期間維護不到位,不可避免地會產生裂縫、混凝土破損、鋼筋銹蝕、蜂窩及防水層失效等缺陷,從而導致耐久性及承載力達不到設計要求。
分享友人