encl的中文翻译

encl

英[] 美[]

2. This paper describes and analyses the reasons of the failure of dual-encl-face mechanical seal for hydrocarbon pump and proposes a reformation and design method.: 本文阐述并分析了轻烃泵用双端面机械密封的特点，提出了改进方法和设计依据。

3. This paper describes and analyses the reasons of the failure of dual-encl-face mechanical seal for hydrocarbon pump and proposes a reformation and design method.: 本文阐述并分析了轻烃泵用双端面机械密封的特点，提出了改进方法和设计依据。