| 摘要 |
<p>Three equal length sections of cord on which lights are mounted have three continuous length portions having different lengths which are arranged to bridge three spans of equal length. The spans are shorter than each of the three length portions. Each length section has its respective three length portions sequenced differently than the three length portions of the other two length sections so that the lengt h portions bridging each span sag to three different levels. Attachments are provided a t the ends of the spans.</p> |
