junctionn.连接;会合处;交叉点
junction type结型
junction pipe连接短管
junction port中转港,通过港
junction buoy航道汇合浮标
junction pole分线杆
junction tree联合树
junction seal接头焊接
junction bolt接合螺栓
junction loop连结襻(RNA二级结构的结构元件)
junction hole中导孔