如果我像这样给它一个拉力，持续增大二号绳上的张力，直到两绳中的一根断裂。
Now I am going to pull on here and I'm going to increase the tension on the bottom one until one of the two breaks.
目的探讨青少年下腰椎峡部裂的治疗中直接峡部植骨修复拉力螺钉张力带固定手术方法及其价值。
Objective To investigate direct bone graft repair with lag screw and tension band fixation technique and its value for the treatment of adolescence spondylolysis.
利用硅压阻式力传感器测量液体的表面张力系数，改变了传统测量微小拉力的方法，实现了非电量的电测。
Measuring the liquid surface tension coefficient by piezoresistive force sensor can change the traditional measuring method and achieve nonelectric testing.
利用硅压阻式力传感器测量液体的表面张力系数，改变了传统测量微小拉力的方法，实现了非电量的电测。
Measuring the liquid surface tension coefficient by piezoresistive force sensor can change the traditional measuring method and achieve nonelectric testing.
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