定位作用 meaning in Chinese

localization
orientating function
positioning action

The trunnion assembly is supported by air bearings at the end of each arm and is held in position by brake shoes at each bearings .
耳轴组件的支承是每根臂末端的空气轴承，轴承上的闸瓦起定位作用。
Directed by rack and guide rail which are fixed on the base , the traveling part of milling mechanism is drived by motor through feed change unit
同时，带动行走部分的大多是丝杆螺母机构，滚珠丝杆等，而光杆和齿条齿轮机构均为导向定位作用。
The ecological garden city has been attracting people all the time with their ecological comfortableness and characteristic with beautiful scenery . it is not difficult to build the ecological garden city . it can realize the ecology and garden art of the city so long as every stature system of the urban environment can fully give play to its localization function in the city ecosystem and correspond with each other to coordinate and set up the steady , high - efficient urban ecosystem
生态园林城市以其生态舒适性和景色秀美的特点一直以来吸引着人们，建设生态园林城市并非可望不可及，关键在于城市环境的各个子系统是否能充分发挥出其在城市生态系统中的定位作用，只要相互协调共同建立稳定、高效的城市生态系统，方可实现城市的生态化和园林艺术化。