coupler slack
... 车钩缓和冲突装置压缩与拉 coupler & draft gearrunning-in & running-out 车钩间隙 coupler slack 车钩轮廓 coupler contour ...
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对无间隙牵引杆的曲线通过性能与传统车钩缓冲装置作了对比;
The curve negotiation performance of slackless drawbar is compared with that of the traditional coupler buffer device;
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