tappet sleeve挺: stick out; bulge or protrude ...杆: shaft; rod; bar杆套: rod cover挺杆: cam follower; cathead; crossbar; jib; piston rod; push rod; ta et; tail arm; tapper; tappet rod; transverse member齿杆套: rack barrel下载手机词典可随时随地查词查翻译关注微信公众号：chachacidian，回复:挺杆套，即可在微信中查询翻译
