caterpillar bulldozercrawler bulldozercrawler dozercrawler type bulldozercrawler-mounted bulldozertracked dozer履带式: crawler-type推土机: soil shifter; bulldozer; ear ...全液压履带式推土机: full hydraulic crawler type dozer覆带式推土机: caterpiller bull dozer; caterpiller dozer; dozer-equipped tracktype tractor轮式推土机: tire dozer; wheel dozer; wheel type dozer下载手机词典可随时随地查词查翻译