Also, use the grip to move the spring along its axis or change number of spring coils.
另外，使用掣点来沿其弹簧的轴移动弹簧或变更弹簧螺旋数目。
The force on available coils of the spring was measured by means of straingage.
利用电阻应变仪测定了高应力弹簧各有效圈上所受的力；
All coils are active in an extension spring, and it is the initial that holds the coils together tightly. Designs are limitless and may be created to fit your particular application.
拉伸弹簧所有线圈都是活跃的，外观设计多种多样，并可以按照您特定的应用来制造。
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