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propadiene
释义
propadiene
Encyclopedia
理学
丙二烯
释
propadiene; allene
丙二烯
最简单的含累积双键的烯烃。常与丙炔共存于石油裂解制乙烯过程中产生的碳三馏分中。分子式CH2═C═CH2。
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specular refraction
specular scattering
specular symmetry
speculation behavior
speculative demand for money
speculative execution
speculative inventory
speculative paradigm
speculative philosophy of history
speculative risk
speculum
Speculum: A Journal of Medieval Studies
speculum grating
speculum metal
SPEC基准程序
speech
speech-ABR
Speech Accommodation Theory
speech acoustics
speech act
speech act theory
Speech Act Theory of Austin
Speech Act Theory of Searle
speech apraxia disorder
speech articulation
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