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单词	polybutylene
释义	polybutylene /ˌpälēˈbyo͞odlˌēn / noun A thermoplastic polymer used in water pipes.The home I'm buying has polybutylene for the water supply plumbing.... Prior to this change, most double pane windows had been sealed with polybutylene. He explained to Dr. Farrington that he worked with various chemicals including ethyl acetate, adecote, atin, bynel resin, and polybutylene.
随便看	HBCU HBM H-bomb HBP h & c h.c. HC HCF HCFC HCG HCH HD hd. hdbk. HDD hdkf. HDL HDL cholesterol HDMI hdqrs. HDTV hdwe. he weeping widow weeping willow

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