Three As三个自动化
threenum.三n.三;三个adj.三个的
three - branch三分支
three-way core三股心线
three-part box三节砂箱
three-position三位
three bin system[经] 三料箱制度
three dB coupler三分贝耦合器
three parameters三参数
three way mating三元杂交
three-variable三冲量
three dimensions三维空间