- 02:14
- 01:41
- 02:10
- 01:05
- 01:00
- 01:00
- 01:00
- 01:06
- 01:00
- 02:54
- 02:03
- 01:11
- 01:11
- 01:40
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- 01:04
- 01:05
- 01:01
- 01:11
- 01:21
- 01:22