- 00:40
- 00:11
- 00:30
- 01:16
- 00:04
- 00:42
- 02:17
- 00:03
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- 00:25
- 00:01
- 00:23
- 00:11
- 00:01
- 00:21
- 00:08
- 00:07
- 00:05
- 00:13
- 00:19
- 00:01