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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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main evidence
main executive module
main fact in issue
main fan
main features
main feeder
main fibers
main file
main flue
main flux
main fourche
mainframe
main frame
mainframe computer system
mainframe memory
mainframe network
mainframe on-line test
mainframe operating rate
mainframe program
mainframe test program
main frequency
main function
main gap
main gas pipe
main gating pulse
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更新时间:2026/6/16 9:02:27