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observation bell
释义
observation bell
美
英
un.
观察潜水钟
英汉
网络释义
un.
1.
观察潜水钟
1.
观察潜水钟
航海及海运专业术语O(1) ... observation balloon 观测汽球
observation bell
观察潜水钟
observation boat 测量船 ...
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active metabolic expenditure
active metabolism
active metabolite
active metabolite of drug
active metal
active metal indicated electrode
active meter
active methionine
active method
active methylene
active methylene group
active microflora
active microorganism
active microresonators
active microwave
active microwave diode circuits
active microwave remote sensing
active migration
active military service
active mine
active mirror
active misrepresentation
active missile
active mixer
active mixers
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更新时间：2026/7/6 8:22:14