A . 0.016×0.022英寸不锈钢方丝
B . 0.017×0.025英寸不锈钢方丝
C . 0.018×0.025英寸不锈钢方丝
D . 0.019×0.025英寸不锈钢方丝
E . 0.021×0.025英寸不锈钢方丝