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库马龙树脂
释义
库马龙树脂
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库马龙树脂
释
coumarone resin
库马龙树脂
对160~165℃煤焦油馏分中所含的苯并呋喃和茚进行处理、精制后,经催化共聚制得的热固性树脂。又称苯并呋喃-茚树脂、香豆酮-茚树脂。是橡胶工业中应用历史最久的人造树脂。
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seeds hypothesis
seed soaking
seed soaking equipment
seeds of agricultural capitalist in Ming and Qing Dynasties
seed solarization
seed sower
seeds stir-fried before use
seeds storage of herbage species
seed storage
seed storage behavior
seed subassembly
seed treating equipment
seed treatment
seed treatment by static magnetic field
seed treatment formulation
seed treatment method
seed treatment of pastoral plants
seed viability
seed vigor
seed wasp
seed zone
SEEG
See Goodbye and Compose Poems with Fang Zigong on the Lake
see her
see-in-dark rangefinder
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