- 01:49
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- 01:30
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- 01:09
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- 03:00
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- 01:09
- 04:57
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- 01:12
- 01:08
- 03:12
- 01:08
- 01:14
- 02:29
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- 01:58
- 02:00
- 02:15
- 02:19
- 01:05
- 01:48
- 01:38
- 01:53
- 02:00
- 01:12
- 01:07
- 01:33
- 01:30
- 01:25
- 01:30
- 01:59