thread internal meaning in Chinese

螺距

The article structure the landslide prevention and cure , the structure of prestress anchors and its application in detail . basing on the geology condition of fabricating yard , we calculate the solid power and the length of anchor rope . we have worked out the experiment research scheme , and has carried on the earlier stage experiment , field demarcation experiment and has opened pulling the experiment on the spot . ten teams of steel rope to two teams of structure types twist the experimental data that thread internal stress and the total pulling force has been in progress research , and has put forward raising the measure of solid capability of prestress anchor and administering possessing
本文以川藏公路滑坡路段为研究对象，对滑坡的治理、预应力锚索的结构、作用及其在滑坡防治中的应用进行了详细的分析；基于施工现场的地质条件，对锚索锚固力及锚索最佳锚固段长度进行了理论计算；制定了实验研究方案，进行了前期实验、现场标定实验、实地张拉实验；对两组结构型式的十组钢绞线内应力及总张拉力的实验数据进行了研究，提出了提高预应力锚索锚固性能的措施，以及具体的施工方案和施工工艺。