connecting points短语⁵⁴⁰⁴⁸ 基本例句 络穴 Constant tension wire stringing is widely used because of its advantages, which have no connecting points and hard bending that always occurred with conventional stringing method. 由于恒张力放线能有效的克服扭曲、硬弯等传统放线施工中经常出现的问题，在高速铁路施工中被广泛的使用。 fabiao