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。
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。
The ratchet wheel and pawl of automatic knife feed mechanism in PASSIM80 cigarette maker had to be replaced frequently because of serious wear.
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