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gnomon shadow template
释义
gnomon shadow template
Encyclopedia
理学
﹝古天文台、古天文仪器﹞
释
gnomon shadow template
影表尺
中国古代用来测定投在圭表上日影长短的一种专用尺。又称表尺,后人又称天文尺或量天尺。
Astronomy
gnomon shadow template
圭
随便看
graph diameter
graph difference
graph directrix
graph distance
graph distance matrix
graph eccentricity
graphechon
graphecon
graph edge
graph eigenvalue
graph embedding
grapheme
graphene
graphene-biopolymer composite materials
graphene electrode
graphene fiber
graphene field effect transistor
graphene-like
graphene material
graphene materials
graphene nanocomposites
graphene oxide
graphene photoelectric detector
graphene quantum dots
graphene radio frequency device
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