Việt
sức căng ban đầu của lò xo
Anh
initial tension of spring
initial tightening
preload
initial set of a spring
initial tension of a spring
Đức
Vorspannung einer Feder
Pháp
bande initiale d'un ressort
tension initiale d'un ressort
initial set of a spring,initial tension of a spring /ENG-MECHANICAL/
[DE] Vorspannung einer Feder
[EN] initial set of a spring; initial tension of a spring
[FR] bande initiale d' un ressort; tension initiale d' un ressort
initial tension of spring, initial tightening, preload