About bipolar transistor results of 187
19:28
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03:50
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13:58
10:37
10:08
10:43
08:36
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09:49
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12:28
11:54
10:58
13:37
13:01
09:28
10:03
17:32
12:46
12:46
10:46
14:12
13:04
13:42
15:22
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15:22
12:57
12:44
12:01
13:45
83:32