ϴԴϩ(ԵܶȾϩLLDPEܶȾϩHDPE)ΪԭϣĹܹ͡ӡ©ԡᡢϻʴŵ㡣һԡʴŵΪͻϴܴͷӦᡢҺʹлܼܲѡϽֵȲϣƷΣƷǴ淴ӦʴҺྻҺ봢ƷϹװʳƷҺ
Ͳܷ豸Ƽ˾ַ ӭĹ٣ٶһ£ ϴpe豸