“helical angle”的概念、定义、翻译、参考文献-科学参考

单词	helical angle
释义	helical angle [`hel·ǝ·kǝl `aŋ·gǝl] ^MECHANICS In the study of torsion, the angular displacement of a longitudinal element, originally straight on the surface of an untwisted bar, which becomes helical after twisting.
随便看	precision bombing precision casting precision depth recorder precision fire precision graphic recorder precision grinding precision net precision sweep precoat precoat filter precoating precognition pre-cold-frontal squall line precollagenous fiber precombustion chamber precompact set precompiled module precompiler precomputation precomputed altitude precomputed curve preconduction current preconsolidation pressure precooler precure finish

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