把...放入场地场内堆存动力集材集居进场作业库藏堆置grapple yarding: 抓钩动力集材ground yarding: 全拖机力集材helicopter yarding: 直升飞机集材; 直升机集材skyline yarding: 架空索道集材cable yarding system: 索张方式下载手机词典可随时随地查词查翻译