1) For Ever, for Everyone
为国民永久保护
2) China s Lesser Known Migrants
中国的永久移民
3) permanent support
永久支护
1.
Based on such special geological conditions and big section chamber construction,conform the rational construction scheme and permanent support form by comparing schemes and optimizing permanent support form,and achieve the construction of safety,high quality and speediness.
根据特殊地质条件下大断面硐室施工具体情况,通过方案比较,优化永久支护方式,确定了合理施工方案及永久支护形式,实现了安全、优质、快速施工。
2.
The text introduce the properties of wet-process steel-fiber concrete,and discuss the applied in temporary and permanent support.
通过对比详细介绍了湿喷钢纤维混凝土的优越特性,并重点讨论了其在暂时支护和永久支护中的应用,简单介绍了喷射钢纤维混凝土的工艺流程图,具有一定的工程参考价值。
4) permanent protection
永久防护
补充资料：为国
1.治国。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条