RE: Can NASA's X-plane resurrect supersonic passenger air travel?

You are viewing a single comment's thread from:

Can NASA's X-plane resurrect supersonic passenger air travel?

in science •  7 years ago 

great post and good job brother....
i hope you same with me....gift upvote and visit my blog....thanks dear...

science
7 years ago by

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

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

Submit
$0.00
    1 vote
    1
    Authors get paid when people like you upvote their post.
    If you enjoyed what you read here, create your account today and start earning FREE STEEM!
    Sort Order:  
  • Trending
    • [-]
      ·  7 years ago 

    i am very happy sister .....
    thanks for you

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

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

    Submit
    $0.00