main span deck unit 中文意思是什麼
main span deck unit
解釋
主跨部分橋身組件-
The main span steelwork was fabricated at shekou in mainland china mainland and assembled on site into units of 8. 7 metres long, the deck slabs being cast on each unit before erection
橋面主架由鋼製件組合而成,在中國內地蛇口製造及於工地裝嵌成長8 . 7米的組件,並於吊放前,在每塊組件上鑄造橋面平板。
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