... crawler crane 履带式起重机,履带起... crawler wheel 履带轮 curb crawler 【美】沿路缘缓慢行驶...
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crawler bucket-wheel reclaimer 履带式斗轮取料机
crawler-mounted reclaimer with bucket wheel 履带式斗轮取料机
crawler tension wheel [机] 履带张紧轮
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