RE: 比钻石更硬

You are viewing a single comment's thread from:

比钻石更硬

in hive-180932 •  2 months ago 

这些超硬材料突破传统界限，预示着新材料科技的光明未来

hive-180932
2 months 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
    0
    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!