- 02:27
- 01:33
- 02:13
- 01:22
- 01:12
- 01:30
- 01:31
- 01:43
- 01:13
- 01:53
- 01:09
- 03:10
- 01:09
- 01:59
电动工具black & decker锤钻多脉冲短和长 -- power tools black & decker hammer drill multiple bursts short and long
01:00- 01:00
- 01:09
- 02:15
- 02:00
- 01:56
- 01:12
- 01:01