mechanical equipment短语⁶¹³⁴⁸ 基本例句 机械设备 机械设备 This article makes a survey of the past and present condition of installation techniques for mechanical equipment and has a discussion on their main characteristics and recent development. 本文介绍我国机械设备安装技术的过去和现在的情况，论述了现代化机械设备安装技术的主要特点和最新发展。 dictall