| 1 |
00:00 666 |
| 2 |
00:00 459 |
| 3 |
00:00 370 |
| 4 |
00:00 342 |
| 5 |
00:00 444 |
| 6 |
00:00 344 |
| 7 |
00:00 492 |
| 8 |
00:00 345 |
| 9 |
00:00 550 |
| 10 |
00:00 483 |
| 11 |
00:00 389 |
| 12 |
00:00 408 |
| 13 |
00:00 431 |
| 14 |
00:00 396 |
| 15 |
00:00 375 |
| 16 |
00:00 358 |
| 17 |
00:00 388 |
| 18 |
00:00 412 |
| 19 |
00:00 409 |
| 20 |
00:00 433 |
| 21 |
00:00 337 |
| 22 |
00:00 430 |
| 23 |
00:00 402 |
| 24 |
00:00 598 |
| 25 |
00:00 351 |
| 26 |
00:00 404 |
| 27 |
00:00 429 |
| 28 |
00:00 367 |
| 29 |
00:00 330 |
| 30 |
00:00 330 |
| 31 |
00:00 466 |
| 32 |
00:00 380 |
| 33 |
00:00 374 |
| 34 |
00:00 393 |
| 35 |
00:00 378 |
| 36 |
00:00 345 |
| 37 |
00:00 354 |
| 38 |
00:00 474 |
| 39 |
00:00 408 |
| 40 |
00:00 322 |
| 41 |
00:00 723 |
| 42 |
00:00 344 |
| 43 |
00:00 365 |
| 44 |
00:00 478 |
| 45 |
00:00 360 |
| 46 |
00:00 469 |
| 47 |
00:00 445 |
| 48 |
00:00 478 |
| 49 |
00:00 378 |
| 50 |
00:00 455 |
| 51 |
00:00 440 |
| 52 |
00:00 362 |
| 53 |
00:00 355 |
| 54 |
00:00 455 |
插座的防触电保护试验