ratchet-feed 棘轮进给
ratchet feed mechanism 棘轮进给机构
ratchet dial feed 棘轮式转盘送料
feed ratchet wheel 进给棘轮
ratchet type roll feed 棘轮式滚轴送料
feed ratchet 馈带棘轮
·2,447,543篇论文数据，部分数据来源于NoteExpress
The ratchet wheel and pawl of automatic knife feed mechanism in PASSIM80 cigarette maker had to be replaced frequently because of serious wear.
针对PASSIM 80卷烟机刀头自动进刀机构存在进刀棘轮、棘爪磨损较快，更换频繁等问题，对该机构进行了改进。
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