spring centering meaning in English

弹簧定中
对心弹簧

Distance between spring centers
弹簧中心距
Leaf spring center bolt
钢板弹簧中心螺栓
The spa world spring resort , peitou s newest hot spring center , is equipped with a full range of hydrotherapy facilities
北投最年轻的水都温泉会馆，各种水疗设施完备。
And the displacement control of the leaf spring center was transferred to the displacement at load point . then after the load step options configuration , the leaf spring stress circulation under cycle loadings was calculated . the model was validated by the result compare between the rigid extracted from the simulation results and the one out of the rigid test of the leaf spring
使用加载头和簧片的接触行为来模拟加载状况，并将对簧片中心的变形控制转换为对加载点的位移约束，然后利用载荷步选项配置完成一个载荷循环，由此计算出加载阶段下钢板弹簧内部的应力循环。