英语词汇“r-f preselectors”的翻译、意思、用法、释义-英汉双解词典-注文网

单词	r-f preselectors
释义	r-f preselectors [电] 射频预选器
随便看	ballast-scarifier ballast screen ballast screener ballast screening ballast screening machine ballast section ballast shortage ballast shoulder cleaning machine ballast shoulder consolidating machine ballast simulator ballast sinking ballast slab ballast space ballast spreader ballast-spreader ballast spreading car ballast spreading tipping car ballast statement ballast strip finisher ballast-stripping eductor ballast stripping pump ballast suction ballast suction pipe ballast-surfaced ballast system 改玉改步改玉改行改而更张改节易操改行为善改行从善改行自新改行迁善改辕易辙改辙易途以售其奸以壮观瞻以备以外以太以太网以子之矛，攻子之盾以官济私以寡敌众以小人之心，度君子之腹