Engine Test2

in test2 •  6 years ago  (edited)

A series of test video sharing of the new invention "Detonation Rotor Engine" beneficial to human development:

Wish to be appreciated and encouraged by you to perfect this invention to benefit people early. Thank you!

test2 engine
6 years ago by

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      ·  6 years ago 

    ✅ @en12131415, I gave you an upvote on your post! Please give me a follow and I will give you a follow in return and possible future votes!

    Thank you in advance!

    Downvoting a post can decrease pending rewards and make it less visible. Common reasons:

    • Disagreement on rewards
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    • Hate speech or trolling
    • Miscategorized content or spam

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