签到排名:今日本吧第个签到,
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这是准备今天上黄牌?
![](http://static.tieba.baidu.com/tb/editor/images/client/image_emoticon25.png)
IP属地:黑龙江
8楼2020-04-08 19:01
![](http://imgsrc.baidu.com/forum/w%3D580/sign=fb3eb55cd5c451daf6f60ce386fc52a5/d5eec41e4134970ad0a53d2d9dcad1c8a6865d98.jpg?v=tbs)
DHO
![](http://tb2.bdstatic.com/tb/editor/images/face/i_f25.png?t=20140803)
IP属地:黑龙江
9楼2020-04-08 19:01
![](http://imgsrc.baidu.com/forum/w%3D580/sign=fb3eb55cd5c451daf6f60ce386fc52a5/d5eec41e4134970ad0a53d2d9dcad1c8a6865d98.jpg?v=tbs)
D2O
![](http://tb2.bdstatic.com/tb/editor/images/face/i_f25.png?t=20140803)
IP属地:黑龙江
10楼2020-04-08 19:01
![](http://imgsrc.baidu.com/forum/w%3D580/sign=fb3eb55cd5c451daf6f60ce386fc52a5/d5eec41e4134970ad0a53d2d9dcad1c8a6865d98.jpg?v=tbs)
IP属地:黑龙江
11楼2020-04-08 19:01
![](http://imgsrc.baidu.com/forum/w%3D580/sign=fb3eb55cd5c451daf6f60ce386fc52a5/d5eec41e4134970ad0a53d2d9dcad1c8a6865d98.jpg?v=tbs)
T2O
![](http://tb2.bdstatic.com/tb/editor/images/face/i_f25.png?t=20140803)
IP属地:黑龙江
12楼2020-04-08 19:02
![](http://imgsrc.baidu.com/forum/w%3D580/sign=fb3eb55cd5c451daf6f60ce386fc52a5/d5eec41e4134970ad0a53d2d9dcad1c8a6865d98.jpg?v=tbs)
THO
![](http://tb2.bdstatic.com/tb/editor/images/face/i_f25.png?t=20140803)
IP属地:黑龙江
13楼2020-04-08 19:02
![](http://imgsrc.baidu.com/forum/w%3D580/sign=fb3eb55cd5c451daf6f60ce386fc52a5/d5eec41e4134970ad0a53d2d9dcad1c8a6865d98.jpg?v=tbs)
↑水的氢同位素的几种组成模式
![](http://tb2.bdstatic.com/tb/editor/images/face/i_f25.png?t=20140803)
IP属地:黑龙江
15楼2020-04-08 19:03 ![](http://imgsrc.baidu.com/forum/w%3D580/sign=fb3eb55cd5c451daf6f60ce386fc52a5/d5eec41e4134970ad0a53d2d9dcad1c8a6865d98.jpg?v=tbs)
![](//tb1.bdstatic.com/tb/cms/PC%E7%AB%AF%E5%BA%95%E9%83%A8%E9%80%9A%E6%A0%8F%E5%BC%B9%E5%B1%821000x120.png)
![](//tb2.bdstatic.com/tb/static-spage/widget/fixed_bar/images/icon_close_1683259.png)