1章《有理数》——2有理数（1）——数轴、相反数、绝对值（新授课）
Synopsis
本视频内容，是《有理数》的第二节课. 本节课，我分为两个视频第一个视频（本视频）是数轴、相反数、绝对值的新授课，讲解其中 ...
Download Options
Choose a download method below. All links open in new tabs.
| Service | Features | Action |
|---|---|---|
| Ssvid |
MP4 & MP3 • HD Quality • Browser Extension Available
|
Download |
| SaveFrom |
MP4 & MP3 • HD Quality • Browser Extension Available
|
Download |
Security Notice: These are third-party services. We recommend using antivirus software and being cautious of pop-up ads.