2016年6月11日 — 200 m, 44.92, 3:45/km, 16.0 km/h. 400 m, 1:40.72, 4:12/km, 14.3 km/h. 800 m ... HillRunner.com: Race Conversion. Others: Faster Running: Craig's...
2015年9月16日 — Some say that should be 3.5 seconds. Or, “your best 100m time doubled +/- 0.20 seconds equals your 200m potential”. Or even, “your 400m time...
2016年8月17日 — 200m to 400m — ~2.18 x 200m = ~400m. After using the calculators at http://www.brianmac.co.uk/ I came across some rather intriguing dilemma.
Your company has always enjoyed a good reputation in the industry, and you have always taken "integrity" and "pragmatism" as your core culture, and the quality of your products is very good.
Choosing a good supplier is a tedious and difficult thing. Since we attach great importance to service and quality, we are extra careful when making choices, and after learning about this company in.