of mixed composition or character 不同成分的
pyrotechnical mixed composition 火工混合药剂
distribution of mixed composition 混合成分分布
mixed refrigerant composition 混合制冷剂组分
In this process, the avant-species' role as protector was well shown. If there were great difference in the germinating time of each component in the mixed composition, great stress would be imposed on the species, which germinated later.
如果混播组分间的出苗时间有很大的差异，就会对后出苗的草种形成很大的竞争压力。
参考来源 - 南过渡带草坪混播组合竞争兼容性及综合表现研究·2,447,543篇论文数据，部分数据来源于NoteExpress
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