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古姆星云
释义
古姆星云
Encyclopedia
理学
原行星状星云
释
Gum Nebula
古姆星云
已知的最大角尺度的发射星云。延展角度大约40°(月亮在天空中的尺度为0.5°),横跨南天船帆星座和船尾星座。又称Gum 12。
Astronomy
Gum Nebula
古姆星云
随便看
personal security inspection
personal selling
personal software process
personal software process, PSP
Personal space
personal space
personal stereo
personal striving
personal study bibliography
personal unconscious
Person and Reality: An Introduction to Metaphysics
Personas
Persona satellite
person centered therapy
person-environment fit theory
person identification
personified exchange
person in charge of an administrative organ
person-in-situation
person-job fit
personlized instruction
Personnel
personnel archives of Tang Dynasty
personnel assignment problem
personnel control
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