High -speed launch

The utility model relates to a high -speed launch, including the hull, rotary mechanism is installed to the afterbody of hull, rotary mechanism is last to be equipped with 3 installation arms, all installs a screw on every installation arm, and these 3 screws are high -speed screw, slow spin oar and...

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Bibliographic Details
Main Author GONG MINGYUAN
Format Patent
LanguageChinese
English
Published 30.11.2018
Subjects
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