| 摘要 |
A tennis racket has a frame comprising a hollow titanium profile curved to form a loop and two generally parallel legs held together by a handle, the legs being bridged by a web complementing the loop to form a substantially elliptical head spanned by strings. The profile has a wall thickness T APPROX 0.6-0.8 mm, a width W APPROX 25T-40T and a height H APPROX 5T-20T.
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