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Hale Observatories
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Hale Observatories
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Hale Observatories
美国海尔天文台
1969年为纪念天文学家G.E.海尔，由帕洛马山天文台、威尔逊山天文台、大熊湖太阳天文台和拉斯坎帕纳斯天文台合并组成的天文台。
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Hale Observatories
海尔天文台
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On 1/6 of the World's Land
on acclimatization
on ancient books circulation
On Ancient Chinese Character Font
On Art creation
On Authority
On Average
on axis hologram
on-axis hologram
on axis point
on-axis point
on-axis three-mirror optical system
On A Young China
ONB
on-band observation
On Beauty of Seven Things
On Becoming a Person: A Therapist's View of Psychotherapy
On Biographies of Eunuchs
on-board clock
on-board computer
on-board-diagnostic
on board directly light-emitting diode package
onboard information system
on-board information terminal
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