LD low density 低密度
low density ld
低密度ld
以上为机器翻译结果，长、整句建议使用 人工翻译 。
The effects of heating, tensile and high pressure treatments on the aggregate structure of low density polyethylene (PE-LD) samples were studied using a modulated DSC (MDSC).
采用调制式DSC分别对热、拉伸及高压处理后低密度聚乙烯的聚集态结构变化特点作了研究。
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