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单词 portal frame
释义

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portal frame
portal frame n. Engineering = sense 1f.
ΘΚΠ
society > occupation and work > industry > building or constructing > building or providing with specific parts > specific parts built or constructed > [noun] > framework > rigid structural frame
portal1876
portal bracing1881
portal frame1908
1908 A. Tolhausen tr. A. Böttcher Cranes vi. 245 The portal or gantry frame..shall be of built-up plates, and shall carry the platform on its top side.
1949 Archit. Rev. 106 287 The mullions in front of the portal frames are bright ultramarine.
1991 Constr. Weekly 18 Sept. 12/4 Construction, being done to a hybrid management contract, will be steel portal frame with brick cladding.
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更新时间:2024/9/21 1:24:44