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Betsy Ross
释义
Betsy Ross
简明释义
贝特西·罗斯:贝特西·罗斯被美国公众广泛认作美国国旗的首位制作者,但缺乏足够的档案记载以佐证这一观点。她也将旗面的六角星改为更易制成的五角星。
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gas phase mass transfer coefficient
gas-phase oxidation
gas-phase permeation
gas phase permeation
gas-phase polymerization
gas phase polymerization
gas-phase pressure drop
gas phase protein sequencer
gas phase radioassay
gas phase radioassay
gas phase reaction
gas-phase reaction
gas-phases
gas phase saturation
gas phase sedimentation
gas phase separation
gas phase sequentor
gas phase solid
gas-phase suspension process
gas-phase titration
gas phase titration
gas-phase titration calibrator
gas phase volume flow rate
gas-phlegmon
gas phlegmon
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更新时间:2026/8/14 4:48:46