diameters直径
diametern.直径
diameter of bolt hole螺栓孔直径
diameter of electrode焊条直径
diameter equalization直径补偿
diameter craniometric[医] 测颅径
diameter of workpiece工件最大直径
diameter outside bark带皮直径
diameter distributing孔径分布
diameter-wall ratio径壁比
diameter testing gage量径规
diameter specification直径规范