Terms for subject Bridge construction containing technical standards

English	Chinese
China Technical Committee for Standards of Steel Structures	中国钢结构标准技术委员会
main technical standards	主要技术标准
main technical standards for railway	铁路主要技术标准
principal technical standards	主要技术标准
standard technical specifications	标准技术规范
technical committee for standards of steel structures	钢结构标准技术委员会
technical standard of highway engineering	公路工程技术标准
technical standards for railway engineering	铁路工程技术标准