后续设计使用寿命
subsequent design useful life period
后续设计使用年限
later workable lifetime
subsequent operational life
subsequent design working life
桥梁构件设计使用寿命
design service life of bridge elements
后续使用期
following period of service
使命后寿命
Postmission orbit lifetime
设计使用期
the period of structure design
design life
使用寿命期望值
high performance and durable materials
后续使用年限
subsequent design working life
continuous seismic service life
continuous seismic working life
加固设计使用年限
working life for strengthening design
design working life for strengthening of existing structure