I used a long bolt as a shaft, and the end of the spool is held on with a nut.
我用很长的螺栓作为骨干，并在年底举行的阀芯是一个螺母。
So that the end of the spool comes off and the coil can be removed.
这样的结束阀芯脱落后的线圈可以被删除。
Please put the fencer-end socket back to spool smoothly, do not just throw it on the piste and let it flip back, that will cause a damage to the pool and may hurt others.
比赛结束后，请将拖线插座拔下缓缓放回拖线盘，不要将它扔在地上弹回去，那会损伤拖线盘并有可能伤害到别人。
Under the control of a Z-80 single board computer, a spool of fine thread up to ten thousand meters can be measured point by point and from end to end.
在Z- 80单板机的控制下，可将一轴成千上万米长的细丝从头至尾进行逐点测量。
Under the control of a Z-80 single board computer, a spool of fine thread up to ten thousand meters can be measured point by point and from end to end.
在Z- 80单板机的控制下，可将一轴成千上万米长的细丝从头至尾进行逐点测量。
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