| 摘要 |
<p>The gutter has a u-shaped base part (2) comprising a base limited on both sides by two base wall connecting pieces. The connecting pieces enclose right angles with the base. Left and right side wall portions (5, 5') are identically formed, separated from the base part and mounted on the sole wall connecting pieces such that the side wall portions with the base form a u-shaped gutter. The side wall portions are selectively mounted on the sole wall connecting pieces and comprises a lower wall end connected to the sole wall connecting pieces.</p> |
