额外信息 针对 https://cnx.org
Title
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Description | OpenStax offers free college textbooks for all types of students, making education accessible & affordable for everyone. Browse our list of available subjects! |
Twitter:card | summary_large_image |
Twitter:site | @OpenStax |
Twitter:title | OpenStax | Free Textbooks Online with No Catch |
Twitter:description | OpenStax offers free college textbooks for all types of students, making education accessible & affordable for everyone. Browse our list of available subjects! |
Twitter:image | |
Twitter:image:alt | OpenStax |
Mobile-web-app-capable | yes |
Theme-color | #fff |
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Apple-mobile-web-app-capable | yes |
Apple-mobile-web-app-status-bar-style | black-translucent |
Apple-mobile-web-app-title | @openstax/os-webview |
Msapplication-tilecolor | #fff |
Msapplication-tileimage | |
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Content-Length
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| Step #0: close
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Server
| Step #0: CloudFront Step #1: AmazonS3
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Date
| Step #0: Thu, 28 Mar 2024 19:14:41 GMT Step #1: Thu, 28 Mar 2024 19:58:20 GMT
|
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| https://openstax.org |
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Redirect #1
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Content-Type
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Last-Modified
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