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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
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reactor fuel system
reactor granule technology
reactor hot start-up
reactor internals
reactor material chemistry
reactor natural circulation
reactor neutrino
reactor neutron source
reactor period
reactor physical start up
reactor physical start-up
reactor physical start-up test
reactor physics
reactor physicscal experiment
reactor poison
reactor poisoning
reactor power
reactor power coefficient
reactor pressure vessel
reactor-produced medical radionuclide
reactor protection system
reactor reflector
reactor shield
reactor source terms
reactor srtuctral mechanics
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