容许张拉预应力
permissible tensional prestress
张拉预应力钢桁架
cable-prestressed steel truss
预应力混凝土用张拉钢丝
stretching wire for prestressed concrete
预应力混凝土张拉
prestress of concrete tension
预应力筋的张拉
stretching of prestressed steel tendons
预应力筋张拉方法
tension method of prestress tendon
预应力束张拉顺序
prestressed beams tensioned order
预应力数字化张拉技术
technology of digital tensioning in pre-stressed concrete
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
预应力张拉时间
Prestress tensioning time