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单词 post-tension
释义

post-tensionv.

Brit. /ˌpəʊs(t)ˈtɛnʃn/, U.S. /ˌpoʊs(t)ˈtɛnʃ(ə)n/
Origin: Formed within English, by derivation. Etymons: post- prefix, tension vb. at tension n. Derivatives
Etymology: < post- prefix + tension vb. at tension n. Derivatives, after post-tensioned adj., post-tensioning n. Compare earlier pre-tension v.
Building and Engineering.
transitive and intransitive. To apply tension to (a structure or material) after assembly or some other treatment; esp. to stretch (reinforcing rods in concrete) by the application of tension after the concrete has set.
ΘΚΠ
society > occupation and work > industry > building or constructing > build or construct [verb (transitive)] > compress, stretch, or tension components
precompress1920
prestress1934
prestretch1936
pre-tension1936
post-stretch1941
post-tension1974
1974 T. Y. Lin & P. Zia in B. Bresler Reinforced Concrete Engin. I. vi. 302 The amount of concrete posttensioned at the job site in the U.S.A...is estimated to have been about 700,000 cu yd in 1972.
1981 E. Grossman tr. R. Segre Lat. Amer. in its Archit. vii. 165 The system consists of prefabricated columns and floor slabs which are post-tensioned in the construction.
1994 Architect's Jrnl. 19 Jan. 46/1 The cables were swaged to stainless-steel bottle-screws and post-tensioned.
This entry has been updated (OED Third Edition, December 2006; most recently modified version published online March 2022).
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v.1974
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