full circle ring precured tread环状: cyclic annular; ringlike预: in advance; beforehand硫化: vulcanization; vulcanizing翻: turn over; turn around; reve ...胎: foetus; embryo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:环状预硫化翻胎胎面，即可在微信中查询翻译
