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三叶星云
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三叶星云
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理学
发射星云
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Trifid Nebula
三叶星云
位于人马座的发射星云。为《梅西耶星表》中20号天体(M20),因其被三条形似树叶的暗尘埃带分隔成三个区域而得名。又称三裂星云。
Physics
Trifid Nebula
三叶星云
Astronomy
Trifid Nebula
三叶星云
随便看
silicon intensifier target
silicon intensifying target
silicon isotope hydrogeology
siliconit
siliconizing
silicon-lithium detector
silicon metal
silicon metallurgy
silicon micro gyroscope
silicon micro-mechanical accelerometer
silicon monosulfide
silicon monoxide
silicon nanowire solar cell
silicon nitride
silicon nitride ceramics
silicon nitride matrix composite
silicon nitride storage layer flash memory
silicon nutrition in plant
silicon on insulator
silicon on insulator field effect transistor
silicon on insulator fin field effect transistor
silicon on insulator, SOI
silicon on nothing device structure
silicon on partial insulator device structure
silicon on sapphire
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