A.15°
B.30°
C.60°
D.90°

A.0.5mm
B.0.8mm
C.1.5mm
D.0.1mm

A.800
B.900
C.1000
D.966

A.PLC坏
B.24V电源短路
C.24V电源开路

A.外径前一筐，壁厚前两筐
B.外径前两筐壁厚前两筐后五筐尾
C.外径前四筐，壁厚前两筐

A.无蛇形管
B.无粘胶
C.表面光亮

A.装芯头-打前坑
B.打前坑-装芯头
C.矫直－拉伸

A.180
B.120
C.160

A.前坑
B.后坑
C.170MM

A.150
B.160
C.170

A.30～50
B.40～60
C.50～70