Merge remote-tracking branch 'origin/develop' into develop

chenyabin

2021-05-13 4a80ef5544ff210d9e0aaa4cb1eaf3dba8c39645

 public/static/SourcesPoll.json

@@ -4,20 +4,20 @@
    "ErrorMsg": "",
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      [
        116.38689637184143,
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        39.9088454246521,
        116.38689637184143
      ],
      [
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      [
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