“gaseous nebula”的概念、定义、翻译、参考文献-科学参考

单词	gaseous nebula
释义	gaseous nebula Encyclopedia 理学气体星云释 gaseous nebula气体星云银河星云中主要由气体组成的亮星云，包括行星状星云和发射星云等。 Astronomy gaseous nebula气体星云
随便看	drainage density drainage development planning drainage dewatering drainage ditch on slope drainage during construction drainage engineering management drainage floor drain drainage gas production technology drainage in ancient China drainage index drainage in saline-alkali land planting drainage & irrigation textiles drainage lifting equipment drainage management drainage map drainage method drainage modulus for surface waterlogging control drainage network drainage of exploratory tunnel drainage of operating tunnel drainage of tunnel and underground engineering drainage of tunnel arch drainage of tunnel substructure drainage oil drainage pattern

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