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单词
celsian
释义
celsian
[`sel·sē´an]
MINERALOGY
BaAl
2
Si
2
O
8
Colorless, monoclinic mineral consisting of barium feldspar.
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positive-displacement compressor
positive-displacement meter
positive-displacement pump
positive draft
positive drive belt
positive electrode
positive electron
positive element
positive estuary
positive feedback
positive gene control
positive glow
positive-grid oscillator
positive image
positive interference
positive ion
positive-ion sheath
positive landform
positive lens
positive linear functional
positive logic
positive meniscus lens
positive mirror
positive modulation
positive mold
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更新时间:2026/10/3 10:07:04