以下是关于【垂直与平行】的公开课/优质课视频，一共53个
12:5032-
39:3812 -
46:3120 -
27:05118 -
24:2865 -
44:15101 -
20:1272 -
14:1157 -
44:38125 -
1:31:5175 -
42:1873 -
44:1561 -
06:00105 -
06:0857 -
06:37120 -
26:3587 -
07:2340 -
26:06109 -
40:15127 -
52:3465 -
06:5838 -
06:2219 -
35:53113 -
41:0611 -
39:4084 -
10:0461 -
09:4878 -
06:3758 -
1:24:2677 -
44:3872 -
24:2892 -
22:2049 -
47:09136 -
48:40131 -
43:2247 -
36:39118 -
44:15124 -
32:3695 -
40:4212 -
46:18111 -
42:01100 -
45:2792 -
43:4224 -
33:56101 -
39:43106 -
42:579 -
41:3553 -
38:2364 -
43:57131 -
40:0433 -
46:4260 -
41:2749 -
43:46119