梯级橡胶坝由4座单跨充水枕式橡胶坝组成。
The cascade flexible dam consists of 4 single spans Water filling, and pillow-type flexible DAMS.
对209P型客车转向架摇枕安全吊座断裂原因进行了分析，并提出了改进建议。
The causes to breaking of bolster safety hangers on 209P passenger car bogies are analyzed, and suggestions for improvement are given.
对209P型客车转向架摇枕安全吊座断裂原因进行了分析，并提出了改进建议。
The causes to breaking of bolster safety hangers on 209P passenger car bogies are analyzed, and suggestions for improvement are given.
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