carbon film的用法和样例：
例句
- Laser Raman spectroscope analysis shows that, the structure of the film certainly is diamond-like carbon.
拉曼光谱分析表明，所制备的碳膜为典型的类金刚石结构。 - The gas permeation mechanism through carbon membrane is involved in Knudsen diffusion and viscous flow.
气体透过炭膜的扩散以努森扩散为主，并伴有粘性流。
