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栅极
释义
栅极grid 【化】 grid 栅极shānjí[grid] 由金属细丝组成的筛网状或螺旋状电极,插在电子管另外两个电极之间,起控制板极电流强度、改变电子管性能的作用
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at least
at leisure
at length
Atli
at liberty
atlo-axoid
atlodidymus
atlodymus
at loggerheads with
atloido-occipital
at long bowls
at long intervals
at long last
at loose ends
at low ebb
at lowest
at low tide
at low water
atm
ATM
at make
atman
at market
at maturity
atmiatrics
英汉双解词典收录913115条英汉汉英双解翻译词条,基本涵盖了全部常用单词的读音、翻译及用法,是英语学习的有利工具。
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更新时间:2026/5/13 11:26:26