Influence of the content of VA in EVA on the flame retardance of EVA is probed.
从一个新的角度探索了VA含量对EVA共聚物阻燃性能的影响。
Some macroscopic and microscopic factors such as strain ratio, the content of VA and crystallinity, which influence the shape-memory properties, were studied.
通过对形状记忆性能和凝胶含量的测定等重点探讨了拉伸比和乙酸乙烯（VA）含量对其形状记忆性能的影响。
The results showed that VA mycorrhizal fungi and dicalcium phosphate, octocalcium phosphate, iron phosphate, aluminium phosphate promoted growth and increased phosphorus content of corn plant.
结果表明：VA菌根真菌和磷酸二钙、磷酸八钙、磷酸铁和磷酸铝均促进了玉米植株生长，增加了植株含磷率和吸磷总量。
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