Further, fertilizer use should be practiced in Integrated Plant Nutrition System (IPNS).
另外，应在综合植物养分系统中施用肥料。
Abstract :Sequential interpenetrating polymer networks(IPNs) based on hydrogenated nitrile rubber(HNBR) and various polyalkyl methacrylates were synthesized.
采用序列法制备氢化丁腈橡胶（HNBR）/聚甲基丙烯酸酯互穿聚合物网络（IPN）阻尼材料。
The miscibility, correlation between the network formation and phase seperation and the relationship between the morphology and the properties of IPNs are reviewed.
本文以对聚氨酯为基材的互穿聚合物网络的混合程度、网络形成与相分离的相关性及所得IPN形态与性质的关系进行了评述。
The damping mechanisms of viscoelastomeric materials under the vibration waves and the formation mechanisms of the wide range glass transition of micro phase separation IPNs systems are reviewed.
阐述了粘弹性材料在振动波作用下的阻尼机理，指出声波法和模量法的统一性。 综述了互穿聚合物网络技术要点，并解释相分离体系宽玻璃化转变区间的形成机理；
The damping mechanisms of viscoelastomeric materials under the vibration waves and the formation mechanisms of the wide range glass transition of micro phase separation IPNs systems are reviewed.
阐述了粘弹性材料在振动波作用下的阻尼机理，指出声波法和模量法的统一性。 综述了互穿聚合物网络技术要点，并解释相分离体系宽玻璃化转变区间的形成机理；
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