The International Tennis Federation (ITF) invited Mecmesin to bid for a project to replace its outdated ‘Stevens’ test machine which was used to measure the force required to ‘squash’ a tennis ball.
If you’re an avid golfer, chances are good you’ve gone through a club fitting of some sort in the last decade. The most likely is a driver or iron fitting, although you should go ahead and do wedges ...
Compression test on a football / soccer ball using a Z020 materials testing machine (Fmax 20 kN). The ball burst at approx. 5 kN (about 500 kg or 1100 lbs).
一些您可能无法访问的结果已被隐去。
显示无法访问的结果