您要查找的是不是:
- 螺杆screw
- 一卷hank
- 钻杆drill pipe
- 卷边turned edge
- 球杆cue
- 卷积convolution
- 丝杆screw mandrel
- 卷起furl
- 双幅double amplitude
- 蜗杆worm
- 考试卷examination paper
- 摇杆rocker
- 卷毛frizzle
- 顶杆mandril
- 卷帘门rolling door
- 支撑杆knighthead
- 卷纸stock form
- 摆杆swing stem
- 卷材coiled material
- 撑杆stay bar