HR；Brtyl Rubber,Isprene Isobutylene Copolymer(ASTM)
隔音橡胶板
rubber slab for noise deadening【建】
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相关词条
medium weight rubber sheathed cable
alpha-rubber
cis-1,4-polybutadiene rubber
compounded rubber
X-ray proof rubber
vinylsiloxane rubber
hydrocyclo-rubber