| 摘要 |
<p>An elongated measuring tape is provided and includes first and second longitudinal marginal edges. A first of the longitudinal marginal edges includes a first linear measurement scale extending therealong beginning at one end of the tape and ascending toward the other end thereof and the second longitudinal marginal edge of the tape includes a second linear measurement scale beginning at the same end of the tape and ascending toward the remote end. The first and second scales include the same measurement increments and fractions thereof and the second scale begins, at the aforementioned one end of the tape, a, a predetermined fraction of the first increment of the first scale.</p> |
