[ { "id": "1", "name": "离心式冷水机组", "classCode": "ACCCCC", "children": [] }, { "id": "2", "name": "螺杆式冷水机组", "classCode": "ACCCSC", "children": [] }, { "id": "3", "name": "活塞式冷水机组", "classCode": "ACCCPC", "condition": "", "children": [] }, { "id": "4", "name": "吸收式冷水机组", "classCode": "ACCCAC", "condition": "", "children": [] }, { "id": "5", "name": "冷却塔", "classCode": "ACCCOT", "condition": "", "children": [] } ]