水利水电建设工地上需要不少木质轨枕,因此研究和使用钢筋混凝土轨枕以代替木枕,对节约木材具有重要的意义。近几年国外在钢筋混凝土轨枕的设计和制造方面进行了许多研究工作,现就苏联、捷克、英国和西德等四国情况简要介绍如下: Water conservancy and hydropower construction site requires a lot of wooden sleepers, so the study and use of reinforced concrete sleepers instead of wooden pillow, timber conservation is of great significance. In recent years, many researches have been done on the design and manufacture of reinforced concrete sleepers. The brief introduction of the four countries such as the Soviet Union, the Czech Republic, the United Kingdom and West Germany is as follows: