中英词典查询

ptmg

abbr. polytetra-methylene-ether-glycol 聚四亚甲基乙二醇醚; polytetramethyleneglycol 聚丁二醇;

例句:

  • Polyurethane elastomers based on glycols ( PEA, PPG PTMG ) , diisocyanate ( TDI ) and chain extender ( E - 300 ) were prepared.
    以多元醇 ( PEA, PPG,PTMG ),PDI, E300为原料,制备了 PU 弹性体.