全世界各地还有44个与槟城一样推广无塑的国家或城市。
There are more than 44 other "No Plastic" countries or cities like Penang.
方法：按气管软骨环的形状制备模具，将聚乙醇酸无纺网置于模具中，用聚乳酸塑形；
Methods : PGA non woven mesh was put into the mold of trachea cartilage ring and enforced with polylactic acid.
缙云县欣宇金属制品有限公司是一家专业生产塑排钉、卷钉、紫铜钉、不锈钢钉、镀锌钉和无头钉等的出口私营企业。
Our company manufactures and sales all kinds of the nails, such as lined nails, Plastic strip nail, galvanize nails, popular coil nails, concrete nails, screw nails and so on.
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