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大家在搜：上钩率钓组休闲钓鱼锚钩炸弹钩脑线野钓白鲫钓线钒合金

钩耳

gōu ěr

pivot lug;lifting lug

钩耳

汉英大词典

钩耳[gōu ěr]

1

25K型客车车钩钩舌厚度严重磨耗和钩耳裂纹的原因分析

Analysis on Causes to Serious Wear of Coupler Thickness and Crack in Pivot Lugs on 25K Type Passenger Cars

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