911查询·英语单词
名词梯板，踏板
1. The stress distribution of gangboard is analyzed briefly to get stress distribution law under seismic action. 对梯板的应力分布做了简要分析，得出梯板在地震作用下的应力分布规律。
gangboard的解释
noun
1. a temporary bridge for getting on and off a vessel at dockside
Synonym: gangplank gangway