...(design working life)：设计规定的结构或结构构件不需进行大修即可按预定目的使用的年限；设计基准期(design reference period)：为确定可变作用等的取值而选用的时间参数。一般的建筑结构设计使用年限和设计基准期均为50年。
2
?预设基如期
... 夜幕如期萦绕身旁 tenderly around her 预设基如期design reference period 如期支付的 Hon'd honored ; Hon'd ...
3
?设计基如期
... 如期赴约 make it 设计基如期design reference period 夜幕如期萦绕身旁 tenderly around her ...
双语例句
1
The failure mode and the designreferenceperiod of the steel rail are discussed, and the steel rail's performance function at limit state is established too.
讨论了钢轨的失效模式和设计基准期，建立了钢轨极限状态方程的功能函数。
2
By means of the minimum transformation, the maximum distribution of filtered Poisson process and its statistical parameters are given during the designreferenceperiod.
采用最小变换方法，给出设计基准期内车辆荷载随机过程最大值概率分布及其统计参数。
3
It presents wind load "s extremum and shape coefficient in 100year designreferenceperiod. The conclusion supplies references to similar structures in design of resisting wind at westward region."