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单词
isobutylene
释义
isobutylene
Encyclopedia
工学
异丁烯
释
isobutene;isobutylene
异丁烯
具有4个碳原子、单一双键的支链烃类化合物。又称2-甲基丙烯。常温常压下以气体状态存在,易燃易爆,沸点-6.90℃,临界温度144.74℃,临界压力4.00兆帕。
理学
异丁烯
释
isobutene;isobutylene
异丁烯
丁烯的一种异构体,分子式(CH3)2C═CH2。
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play-script
Plays from the Samatha Studio
plays of Yicheng Mulian drama
Play the Guqin and Savor the Tea
play theory
play theory of psychoanalysis school
play theory of social cultural-historical school
play theory of the cognitive development school
Play Therapy
play therapy
Play the role of children in Chinese Opera
play-the-winner
Play with Colt
playwrights or performers in the Shuhui (Book Guild Hall) of Song and Yuan dynasties
Playwright Studies
playwriter
Plaza Accord
Plaza Independencia
PLC
PLC control system
PLCH
P. L. Chebyshev
P. L. Chebyshev (1821—1894)
P-L-C relation
PLC控制系统
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