lever feed core drill 手把给进岩心钻机

belt feed lever 拨弹带杆 ; 拨弹杆

feed lever 播种量调节杆 ; 后横向进给手柄

feed pump lever 添水泵杆

feed selection lever 走刀箱变速杆 ; 进给变速杆

belt feed lever pivot 拨弹杆轴帽

feed change lever 进刀变速手柄

power feed lever 机动进给杆

reverse feed lever 反向进给手柄