ventilation and air- conditioning的用法和樣例：
例句
- The well ventilated air condition of this engineering is a general comfortable air condition.
本工程的通風空調為一般舒適性空調。 - Presents the dust deposition in ventilating and air conditioning ducts, analyses the current study status, and puts forward the future study direction.
摘要介紹了通風空調管道內的灰塵沉積情況同，分析了通風空調管道內灰塵沉積的研究現狀，指出了下一步的研究方向。
