slackless drawbar
... 无导框式转向架 non-pedestal truck 无间隙牵引杆 slackless drawbar 无摇动台式转向架 truck with no swing bolster ...
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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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