three Ps三P
threenum.三n.三;三个adj.三个的
three mirror cavity三镜复合腔
three powers in one三力合一
three-pass DINSAR三路差分
three-throw crank三连曲柄,三拐曲柄
three-point probe三探针
three-sigma limit[计] 三界限
three-joint plate三爪连接板
three-state logic三态逻辑电路
three phase aerosol三相气溶胶制品
three rights schism三权分立