envelope film的用法和樣例：
例句
- Developering peripherin-the temperature is too high, the speed of the film was dissolved, the inevitable time soon will naturally be short.
顯影液溫度功矮，感平膜層被凝固的速率必定遲，需給的工夫板滯會(huì )長(cháng)。 - MAO Power Supply is one of the most important facts for its development and application, and impacts the ceramic film directly.
微弧氧化電源是制約該技術(shù)發(fā)展和應用的關(guān)鍵因素之一，直接影響微弧氧化膜層的性能。
