Hump lead speed reducer is a special equipment urgently needed in railway car grouping station of small or medium capacity.
驼峰减速器是当前中、小能力车列编组站驼峰改造过程中急需研制的一种专用调速设备。
Hump lead speed reducer is a special equipment urgently needed in railway car grouping station of small or medium capacity.
驼峰减速器是当前中、小能力车列编组站驼峰改造过程中急需研制的一种专用调速设备。
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