Buffer sizing is the breakthrough of critical chain in the area of project schedule management, and it makes a practical application on monitoring project.
缓冲区设置是关键链法在项目进度管理领域的一个技术突破，通过缓冲区对项目进度进行监控具有实际应用意义。
New technology and new construction, such as hydraulic coupling, dismountable scraper chain, pneumatic discharge gate valve and screw tensioning device with multi-spring buffer are used.
它采用液力偶合器、可拆式刮板链条、气动卸料闸门以及多弹簧缓冲的螺旋张紧装置等新技术、新结构。
Coupling is a coupling of locomotive and car parts, commonly used have a link bolt and rotary chain, large car adopts automatic coupling with both buffer action.
联接器是联接机车和矿车的部件，常用的有插销链环和回转链，大型矿车采用兼具缓冲器作用的自动车钩。
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