SH a new polymeric material of chemical sand - fixation .

SH为 自行研制的新型高分子化学 固沙 材料,为现代沙漠工程所需.

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Lignin is a natural polymeric material that is only less than cellululose in amount.

木质素是数量仅次于纤维素的天然高分子材料.

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The pressure - temperature relationship is limited, as determined by the properties of the polymeric material.

由于聚合材料的性质,使压力温度的关联很小.

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Polylactic - acid ( PLA ) is a kind of new polymeric material which has a high quality in environmental protection.

聚乳酸 是一类具有优良特性的新型环保高分子材料,可代替塑料,并将在工农业领域和医药领域有广泛的用途.

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