| RRTC.net | |
| 网站标题： | USATF/RRTC - Course Measurement & Certification |
| 网站简介： | The USA Track & Field Road Running Technical Council (RRTC) oversees course measurement and certification in the United States |
| 关键字： | course measurement certified courses road running track amp;amp; field long distance running USATF RRTC |
| JonesCounter.com | |
| 网站标题： | Jonescounter.com - * |
| 网站简介： | New page |
| 关键字： | Measuring calibrated bicycle RRTC USATF Jonescounter Jones Counter |
| finnflier.com | |
| 网站标题： | FlinnFlier.com | J*elin | Meets USATF’s Aeroj* Specs |
| 网站简介： | The Finnflier® is currently the only j*elin that meets USATF’s Aeroj* specifications. |
| 关键字： | finnflier USATF specification Duncan Atwood |
| RunClubMenloPark.org | |
| 网站标题： | Run Club Menlo Park |
| 网站简介： | RunClubMenloPark.org - A Running Club For Kids (3rd-8th Grades). |
| 关键字： | running club kids menlo park 3rd 4th 5th 6th 7th 8th grade cross country track USATF racing Bay Area |
| madcity100k.com | |
| 网站标题： | Mad City 100K: USA National Championship Road Race |
| 网站简介： | * to the website of Mad City 100K :: USATF National Championship Road Race! |
| 关键字： | Mad City 100K madcity100k.com 100 kilometer national championship usatf usa track amp;amp; field iau world cup |
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