rod end短语¹⁴⁴⁹⁷²⁺² 基本例句 un.杆端；🌏万向节；有杆侧 There are several loosenessproof constructions of piston rod end, such as the nut and lock pin, the double nuts, the lock washer and U shape lock pawl in vibrating impact tamper. 振动冲击夯活塞杆顶端的防松装置有单螺母开口销结构、双螺母结构、双螺母锁片结构和 U形卡结构等几种形式。 cnki