fortification

英 [ˌfɔːtɪfɪˈkeɪʃn]

美 [ˌfɔːrtɪfɪˈkeɪʃn]

n. 碉堡; 围墙; 炮台; 防御工事; 筑城; 设防; 加强

BNC.16026 / COCA.17488

牛津词典

noun

碉堡；围墙；炮台；防御工事
a tower, wall, gun position, etc. built to defend a place against attack
1. the ramparts and fortifications of the Old Town
  旧城区的城墙和城堡
筑城；设防；加强
the act of fortifying or making sth stronger
1. plans for the fortification of the city
  城市设防计划

noun

the addition of an ingredient for the purpose of enrichment (as the addition of alcohol to wine or the addition of vitamins to food)
defensive structure consisting of walls or mounds built around a stronghold to strengthen it
Synonym:munition
the art or science of strengthening defenses

Inspirations from the Wenchuan Earthquake: Some suggestions on Seismic Fortification Measures in Structure Design
汶川地震启示：结构设计中若干抗震措施的建议
An additional interior fortification to prolong the defense.
为延长防线而在内部附加的一个防御工事。
A ditch dug as a fortification having a parapet of the excavated earth.
挖掘的土地上有低墙的作为防御工事的沟渠。
The government has started building fortifications along its eastern border.
政府已经开始沿东部边境修筑防御工事。
He drew plans for the fortification of florence.
他制订了佛罗伦萨的城市设防计划。
On seismic fortification criteria after Wenchuan Earthquake for high dam in China
论汶川地震后我国高坝抗震标准问题
The nutrient to be added through fortification is stable under correct storage and use.
强化所添加的营养元素在正确地存储和使用的过程中，是保持稳定的。
A steep artificial slope in front of a fortification.
在防御工事前面建的一个很陡峭的斜坡。
The safety of the structure is in grade two and the earthquake fortification is of C-class.
结构的安全等级为二级。抗震设防类别为丙类。
Differential Analysis on Building Construction in Areas of 9 Degree Seismic Fortification Intensity
9度抗震设防烈度地区建筑施工的差异分析