濡備綍閫夋嫨PE緇欐按綆＄敓浜у巶瀹?
PVC緇欐按綆＄殑鑰愬瘨鎬у浣曪紵
緇欐按綆′紭鍔ｇ殑鍏蜂綋鍖哄埆浠嬬粛
浣跨敤MPP鐢靛姏綆℃湁鍝簺璐ㄤ紭鐨勬�ц兘錛?/p> 2023-09-26
pe綆＄殑媯�嫻嬫爣鍑?/p> 2023-09-01
璐靛叕緗戝畨澶?52042102000109鍙?/a>