502有毒吗能粘水杯盖|
  • 502有毒吗能粘水杯盖|
  • 502有毒吗能粘水杯盖502胶水粘水杯盖有毒的。502胶是以α-氰基丙烯酸乙酯为主,加入增粘剂、稳定剂、增...