| 释义 |
ethenoid, a. Chem.|ˈɛθɪnɔɪd|
[f. ethene + -oid.]
Resembling ethylene in structure or properties; ethylenic.
1907Jrnl. Chem. Soc. XCII. i. 307 The interaction of ethenoid compounds and bromine in solution is of the second order. 1932Canad. Jrnl. Research VII. 475 The bromine absorption of the polymers is very small but..measurable. This fact might be taken to prove the existence of an open-chain structure with an ethenoid linkage. 1951Gloss. Terms Plastics (B.S.I.) 7 Ethenoid plastics, a class generally understood to comprise the acrylic, vinyl and styrene groups of plastics. |