raised head screw
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raised head screw什么意思_有道词... ... raised-head screw 凸头螺钉 westbank raised head screw 凸头螺丝 raised head machine screw 突头机器螺钉 ...
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该螺丝包括一螺头、一凸台及一螺杆。
Wherein the screw comprises a screw head, a lug boss and a screw rod.
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