threeleaf三叶
threenum.三n.三;三个adj.三个的
three-way catalysts三效催化剂
three-layer network三层网络
three-quarter swing四分之三挥杆
three slabs waveguide三层平板波导
three dimensional map三维地图
three-sheet mineral三层结构(的)矿物
three-in-one suit三合一飞行服
three-bowl calender三轮砑光机
three-phase VSR PWM三相电压型PWM整流器
three-way dump body三向倾卸式车厢