poly

• Control standard on poly chlorinated biphenyls for wastes
  含多氯联苯废物污染控制标准
• Pet poly ethylene terephthalate resin for bottles
  瓶用聚对苯二甲酸乙二醇酯
• Made of cotton / poly fabric . easy to apply and remove
  棉和胶织品；能容易穿上及除下。
• Standard specification for poly vinyl chloride resins
  聚氯乙烯树脂标准规范
• Pah poly cyclic aromatic hydrocarbon
  发动机的多环芳香族碳氢化合物排放物
• Poly methyl methacrylate cast sheets , rods and tubes
  浇铸型工业有机玻璃板材棒材和管材
• Synthesis and characterization of poly ethylene glycol fumarate
  酸衍生物合成与结构表征
• V2a pc poly carbonated film capacitor
  V2a pc聚碳酸酯薄膜电容polycabonate
• Aluminum and poly vinyl chloride prime windows and glass doors
  铝和pvc制优质窗和玻璃门
• Rainfly 190t pu1500 waterproof poly taffeta
  外帐： 190t pu1500防水涤丝纺