supporting jack 中文意思是什麼

supporting jack 解釋
支撐千斤頂
  • supporting : adj. 1. 起支持[支撐]作用的。2. 協助[配合、支援]的；起配角作用的。3. 可提供證據的，證實的。
  • jack : n 1 〈常 J 〉 傑克〈男子名，也作 John 的俗稱或昵稱〉。2 〈J 〉普通人，男子，傢伙，小夥子。3 水手...
  1. The whole system is supported by the main jack arrangement when concreting, placed at the front supporting bracket and the ( rear ) suspension gallows ? or on supporting brackets only at the start and expansion joint spans

    整個系統在混凝土澆注過程中由前牛腿及（后）吊架上主千斤頂系統支撐，在起始段和伸縮縫處則在前後牛腿處支撐。
  2. Supporting them were grenville dodge, a union general who was the chief engineer of the union pacific and could be called america ' s greatest railroad - builder ; jack and dan casement, who were also generals during the war and then the heads of construction for the line ; and many engineers and foremen, all veterans, who made it happen

    作為三人有力的支持，又有：被稱作美國最偉大的鐵路建設者的，聯合太平洋鐵路的首席工程師? ?格倫維爾?道奇將軍；負責鐵路建設的傑克?凱斯門特和丹?凱斯門特，兩位也曾是戰時的將軍；為此效力的，還有許許多多的工程師和工頭，以及所有的退伍軍人。
  3. Products are : super high pressure electric, pneumatic, manual oil pump ; pre - stress jack for the use of coal mine and construction ; steel bar and cable scissor ; all kinds of bolt for safety supporting and bolting ( km19 and km22 bolt have all got the certificate of “ ma ” in china. ) ; cable anchor and bolt test stand ; hydraulic nut scissor and etc

    產品有防爆式超高壓電動、風動、手動油泵；煤礦、建築用預應力張拉千斤頂；鋼筋、鋼絞線切斷器；安全支護用各種錨具（ km19 、 km22錨具在國內率先取得煤安證書） ；錨索錨具靜載拉伸試驗臺；液壓螺母破切器等。
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