| 摘要 |
H:/tw/Interwoven/NRPortbl/DCC/TW/630869 11.doc-24/10/2011 - 16 A sea defence apparatus including a plurality of precast interlocking blocks arranged in a stepped configuration, a duct contiguous through blocks on adjacent steps and a tensioning member extending through the duct to thereby interconnect the blocks. Fig. 1A - . ... ' .. . . . .. . . . |
