Bolt for wind power main engine
The utility model discloses a bolt for a wind power main engine, and relates to the technical field of bolts. The bolt comprises a bolt body, the bolt body is composed of a screw tube and a screw rod, a bolt tail is arranged at one end of the screw tube, an annular groove and a fixing hole are forme...
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Format: | Patent |
Sprache: | chi ; eng |
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