With three-point seat belts, the tighteners improve the belts restraining capabilities and protect the occupants against injury.
由于使用三点式安全带，张紧装置改进了安全带的约束能力，而且保护乘客免受伤害。
2
We specialize in complete lines, including gravity and pressure fillers, automatic cappers, cap tighteners, conveyors and turntables.
我们专业生产全套流水线，包括重力和压力填充器、自动封盖机、紧盖机、传送带和转盘。
3
Countries which defaulted or inflated their debt away saw bigger recessions at first, but had higher output growth than the belt-tighteners by the end.