Sodium alginate as a natural macromolecule material has been used extensively.
海藻酸钠作为一种天然高分子物质已被广泛应用。
Develop the original study about metal to macromolecule material surface transnature.
开展金属对高分子材料表面改性的初步研究。
It refers to mechanics, CNC, macromolecule material and computer software technologies.
它涉及到机械、数控、高分子材料和计算机等技术。
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