DPFC heat insulated pad is based on PPS resin with middle-empty glass micro-bead and glass fiber as reinforcement .

 
  • DPFC隔熱墊塊是以PPS樹(shù)脂為基體,以中空玻璃微珠、玻璃纖維作增強材料制得的。
今日熱詞
目錄 附錄 查詞歷史
国内精品美女A∨在线播放xuan