甲: the first of the ten Heavenl ...放大: amplify; magnify; boost; enl ...甲类放大器: class a amplifier类放大: class ab amplification abab类放大器: class ab ammplifier; class ab amplifiera类放大器: a-amplifier; class a amplifier; class-a amplifierb类放大器: b-amplifier; class b amplifier; class-b amplifierc类放大器: class-c amplifierd类放大器: class d amplifier丙类放大: class c amplificalion丙类放大器: class c amplifier丁类放大器: class d amplifier甲乙类放大: class ab amplification类放大器: amplifer; class a amplifier; class b amplifier b; class d amplifier d乙类放大: class b amplification乙类放大器: b-amplifier; class b amplifier类放大器甲乙类放大器: class ab amplifier ab甲乙类放大器: class ab amplifier甲类单端放大器: class a single ended amplifier甲类功率放大器: class a power amplifier甲类晶体管放大器: class a transistor amplifier甲类: class a滑动甲类功率放大器: sliding class a power amplifier薄甲类: leptostracans甲类船: a class ship