先张法 pre-tensioning ; pretensioning method ; tensioning ; pretensioning system

先张法预应力 pretensioned stressing

先张法预应力混凝土 pretensioning prestressed concrete ; pretensioned concrete

先张法预应力梁 pretensioned prestressed concrete girder

先张法混凝土 pretensioned concrete

故称为先张法 pretensioning type

先张法预应力钢丝 pretensioning prestressed steel wire

预应力先张法 prestress through pretension

先张法预应力结构 pretensioning prestressed concrete structure