| 单词 | crown-post truss | 
| 释义 | > as lemmascrown-post truss   General attributive, as  crown-post roof,  crown-post truss, etc. ΚΠ 1868    Technologisches Wörterbuch III. 292/2  				Crown-post-truss. 1869    C. Rumpf et al.  Technologisches Wörterbuch 		(ed. 2)	 I. 238/2  				King-post roof, crown-post roof. 1967    P. Smith in  J. Thirsk Agrarian Hist. Eng. & Wales IV. xi. 771 		(caption)	  				Lowland and south-eastern: box-frame and crown-post rafter roof. 2003    D. T. Yeomans Repair Hist. Timber Structures ii. 27  				Many domestic buildings had crown post roofs to solve the problem of stability. < as lemmas | 
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