环境：考虑工具和技术的因素。

Environment: factors considering tools and techniques.

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两方面的原因都有一些，但或许技术的因素要大于运气。

The answer is a bit of both, but there’s probably been more skill than luck.

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研究了离子自组装技术成膜原理、特点及应用，探讨了影响离子自组装技术的因素。

The paper studies the principle of film fabrication, characteristic and application of this technology. In additional discusses on the influencing factors.

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