| 单词 |
post-tensioning |
| 释义 |
post-ˈtensioning, vbl. n. Building.
[post- A. 1 b.]
Strengthening of reinforced concrete by application of tension to the reinforcing rods after the concrete has set. So post-ˈtension v. trans.; post-ˈtensioned ppl. a.
1948Concrete & Constructional Engin. XLIII. 155 For post-tensioning there is no limitation of the size of the bars, but for pre-tensioning plain wires of 0·2 in. diameter are the largest that have been successfully employed. 1950Engineering 13 Jan. 54/2 Adequate reasons exist to justify the claim that prestressed post-tensioned beams can successfully sustain the effects of fire. 1954Archit. Rev. CXVI. 110 The gymnasium has a post-tensioned prestressed concrete frame and the changing rooms have load-bearing walls and precast concrete roof units. 1958Times Rev. Industry July 25/1 Post-tensioning methods require relatively little capital expenditure. 1965[see pre-tensioned ppl. a.]. 1974Lin & 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. 1976G. S. Ramaswamy Mod. Prestressed Concrete Design vii. 86 The member is post-tensioned after the concrete has sufficiently hardened. |
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