资讯

There’s a bowling revolution in play ... There is no satisfying crash when the ball hits. More scientifically speaking, obscure forces such as the radius of gyration and the coefficient of ...
Gymnasts work with two clubs of equal length, 40 to 50 centimeters (about 16-20 inches), which resemble slender bowling pins in shape. Made from wood or synthetic material and weighing 150 grams (5.3 ...
there’s a lot more to this form of bowling than the difference in pin shape. Differences include the much stricter rules, the use of a smaller ball without finger holes, lower chance of hitting ...
Is there any evidence to suggest the white ball swings more? New Zealand pensioner Brian Wilkins, a keen amateur bowler, has been looking into claims that the white balls swing more than the red ones.
Bowling equipment — includes automatic pin setters, pins, ball returns, lane machines, score screens and tables; televisions, furniture and fixtures; parts and labor for maintaining ...