overhead guard meaning in English

顶棚

High - lift rider trucks - overhead guards - specification and testing
技术要求和试验方法
Industrial trucks - overhead guards - specification and testing
工业用货车.护顶架.规范和试验
Industrial trucks - overhead guards - specification and testing
工业用货车.护顶架.规范和检验
Fork lift trucks - overhead guards
叉车.架空保护装置
When designing operation device , display device , driver cab , seat , overhead guards , etc . , physical body dimensions , men ' s vision characteristics , body ' s bio - mechanics must be studied to enhance forklift truck operation safety
设计叉车操纵装置、显示装置、驾驶视野、座椅位置、护顶架等时，应对人体测量数据、人的视觉特性、人体生物力学特性等进行研究，以提高叉车在使用中的主动安全性。