研究人员们认为，生物膜具有双重作用，一方面它能够是菌落朝着营养源成群生长，同时它又能够阻止竞争菌落对于资源的掠夺。
Biofilm, the researchers think, could serve a dual function: it could help bacterial colonies grow toward resources as a collective swarm, and it might also help block out competing colonies.
每一个敏感的地区提供了一个双重纺织厚度，采用了高抗纺织两层膜之间，以确保即使重量分布。
Each sensitive area provides a double textile thickness, featuring a highly resistant textile film in between two layers, which ensures even weight distribution.
多数临床耐药分离株靶位改变和膜耐药双重耐药机制共存。
The mechanism of fluoroquinolone-resistance in clinical isolates of staphylococci involved both the mutation of gyrA gene and the cell membrane associated resistance.
这种新型膜材料虽然只是单层结构，但是却表现出良好的双重生物学功能，能够很好的满足引导性组织再生术的要求。
This new type membrane shows excellent dual biological functions and satisfied the requirement of GTR technique successfully in spite of a monolayer structure.
这种新型膜材料虽然只是单层结构，但是却表现出良好的双重生物学功能，能够很好的满足引导性组织再生术的要求。
This new type membrane shows excellent dual biological functions and satisfied the requirement of GTR technique successfully in spite of a monolayer structure.
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