时间-时间-时间交换网络
Time-Time-Time Switching Network TTT
后张拉预应力结构技术
Stretch-draw pre-stressed concrete
容许张拉预应力
permissible tensional prestress
预应力张拉
prestressing tension
prestressed tension
Prestressed tesion pulling
Prestress stretching
prestressed tensioning
prestress tensioning
pre-stressing construction
Prestress tension
Prestessed tension
prestessing stretch
Pretension
pretensioning
prestressed straining
tension prestressed
Prestress tension meter
Prestressed stretch-draw
Pre-stress stretch and draw
prestressed tention
预应力张拉工艺
prestressed concrete techniqres
预应力张拉过程
tensile process of pre-stressed cable
预应力张拉控制
strain-pull controlling of prestress
预应力张拉顺序
concrete prestress sequence
预应力张拉索膜结构
pretensioned cable-membrane structures
张拉预应力钢桁架
cable-prestressed steel truss
大跨度预应力张弦式管道
long-span prestressed beam string pipe
非同时预应力
nonsimultaneous prestressing