...防护棚，连续梁施工 Abstract: focuses on continuous beam [gap=480]Keywords: existing electrified railway；electrified catenary pillar； protective shed； continuous beam construction.
基于1个网页-相关网页
The protective clothing should shed virtually no fibres or particulate matter and retain particles shed by the body.
保护工作服要不脱落任何纤维或颗粒，并阻隔身体产生的颗粒。
youdao
应用推荐
模块上移
模块下移
不移动