CATEGORIES = {
    "T形螺栓": "bolt",
    "T形螺母": "nut",
    "主轴轴承": "bearing",
    "伞齿": "gear",
    "全螺纹": "bolt",
    "六角头塑料螺丝": "screw",
    "六角头木螺丝": "screw",
    "六角头自攻螺丝": "screw",
    "六角头螺栓": "bolt",
    "六角头螺母": "nut",
    "六角头螺钉": "screw",
    "其他堵头": "plug",
    "其他木螺丝": "screw",
    "其他螺母": "nut",
    "其他螺钉": "screw",
    "其他铆钉": "rivet",
    "内六角头塑料螺丝": "screw",
    "内六角头木螺丝": "screw",
    "内六角螺钉、沉头螺钉、内六角螺钉": "screw",
    "内外齿": "gear",
    "内嵌螺母": "nut",
    "内齿": "gear",
    "冲制铆钉": "rivet",
    "凸轮轴承": "bearing",
    "凹端紧定螺钉": "screw",
    "半沉头木螺丝": "screw",
    "半沉头自攻螺丝": "screw",
    "半沉头螺钉": "screw",
    "半空心铆钉": "rivet",
    "单侧螺纹": "bolt",
    "压接螺母": "nut",
    "压缩弹簧": "spring",
    "叉形接头": "joint",
    "双头螺柱": "stud",
    "各种垫圈": "washer",
    "咬接铆钉": "rivet",
    "四点接触球轴承": "bearing",
    "回转支承": "bearing",
    "固体轴承": "bearing",
    "圆头木螺丝": "screw",
    "圆头螺栓": "bolt",
    "圆头螺钉": "screw",
    "圆柱头塑料螺丝": "screw",
    "圆柱头自攻螺丝": "screw",
    "圆柱头螺栓": "bolt",
    "圆柱头螺钉": "screw",
    "圆柱滚子轴承": "bearing",
    "圆柱端紧定螺钉": "screw",
    "圆盖堵头": "plug",
    "圆锥滚子轴承": "bearing",
    "圆锥销": "pin",
    "地脚螺栓": "bolt",
    "垫圈": "washer",
    "外球面球轴承": "bearing",
    "外齿": "gear",
    "套筒锥齿齿轮": "gear",
    "孔用弹性挡圈": "ring",
    "孔用自锁挡圈": "ring",
    "孔用螺旋挡圈、钢丝挡圈": "ring",
    "安全垫圈": "washer",
    "定位销": "pin",
    "实心铆钉": "rivet",
    "封闭型铆钉": "rivet",
    "工业脚轮": "caster",
    "带座轴承，圆柱形滚子轴承": "bearing",
    "带座轴承，圆锥滚子轴承": "bearing",
    "带座轴承，球轴承": "bearing",
    "带座轴承，调心滚子轴承": "bearing",
    "带轮": "pulley",
    "平圆头自攻螺丝": "screw",
    "平圆头螺钉": "screw",
    "平垫圈": "washer",
    "平端紧定螺钉": "screw",
    "平键": "key",
    "开口型和封闭型铆钉": "rivet",
    "开口型铆钉": "rivet",
    "开口垫圈": "washer",
    "开口挡圈": "ring",
    "开口销": "pin",
    "开槽头塑料螺丝（一字槽、十字槽等）": "screw",
    "开槽头自攻螺丝（一字槽、十字槽等）": "screw",
    "开槽头螺钉 (一字槽,十字槽等)": "screw",
    "开槽螺母": "nut",
    "弹性圆柱销": "pin",
    "弹簧": "washer",
    "弹簧垫圈": "washer",
    "快插式接头": "joint",
    "快速插销": "pin",
    "扁圆头自攻螺丝": "screw",
    "扁圆头螺钉": "screw",
    "扁头组合自攻螺丝": "screw",
    "扁头结合螺钉": "screw",
    "手臂螺母": "nut",
    "拉伸弹簧": "spring",
    "挡圈": "ring",
    "接头": "joint",
    "推力轴承": "bearing",
    "攻丝基座轴承，圆柱形滚子轴承": "bearing",
    "攻丝基座轴承，滑动轴承": "bearing",
    "攻丝基座轴承，球轴承": "bearing",
    "攻丝底座轴承，圆锥滚子轴承": "bearing",
    "攻丝底座轴承，调心滚子轴承": "bearing",
    "斜齿": "gear",
    "方头木螺丝": "screw",
    "方头螺钉": "screw",
    "方形垫圈": "washer",
    "方形堵头": "plug",
    "方螺母": "nut",
    "杆端关节轴承": "bearing",
    "枕木座轴承，圆柱滚子轴承": "bearing",
    "枕木座轴承，圆锥滚子轴承": "bearing",
    "枕木座轴承，球轴承": "bearing",
    "枕木座轴承，调心滚子轴承": "bearing",
    "枕木轴承，滑动轴承": "bearing",
    "槽销": "pin",
    "止动垫圈": "washer",
    "沉头或平头塑料螺丝": "screw",
    "沉头或平头木螺丝": "screw",
    "沉头或平头自攻螺丝": "screw",
    "沉头或平头螺钉": "screw",
    "沉头螺栓": "bolt",
    "沉没式垫圈": "washer",
    "法兰": "flange",
    "法兰式轴套": "bush",
    "法兰盘轴承，滑动轴承": "bearing",
    "法兰面木螺丝": "screw",
    "法兰面自攻螺丝": "screw",
    "法兰面螺母": "nut",
    "法兰面螺钉": "screw",
    "波形弹性垫圈": "washer",
    "活接头": "joint",
    "涡轮": "turbine",
    "液压平头法兰": "flange",
    "液压平纹或螺纹平纹椭圆法兰": "flange",
    "液压搭接式轴环法兰": "flange",
    "液压方型法兰": "flange",
    "液压焊接式或螺纹轮毂式颈部法兰": "flange",
    "液压焊接式颈部法兰": "flange",
    "液压焊接的平头法兰": "flange",
    "液压盲板法兰": "flange",
    "液压矩形法兰": "flange",
    "深沟球轴承": "bearing",
    "滚花自攻螺丝": "screw",
    "滚花螺母": "nut",
    "滚花螺钉": "screw",
    "滚针轴承": "bearing",
    "焊接螺母": "nut",
    "球形座圈垫圈": "washer",
    "球面滑动轴承": "bearing",
    "球面滚子轴承": "bearing",
    "用于液压法兰的焊接式平垫圈": "washer",
    "电机": "motor",
    "盒式座轴承": "bearing",
    "盖形螺母": "nut",
    "盘头木螺丝": "screw",
    "盘头自攻螺丝": "screw",
    "盘头螺钉": "screw",
    "直齿": "gear",
    "碟形弹簧": "spring",
    "组合轴承": "bearing",
    "羊眼螺钉": "screw",
    "脚轮": "caster",
    "自润滑型推力关节轴承": "bearing",
    "自锁螺母": "nut",
    "花键套": "bush",
    "蝶形螺母": "nut",
    "蝶形螺钉": "screw",
    "螺栓": "bolt",
    "螺母": "nut",
    "螺纹堵头": "plug",
    "螺钉": "screw",
    "衬套": "bush",
    "角接触": "bearing",
    "角接触球轴承": "bearing",
    "角接触调心滑动轴承": "bearing",
    "调心球轴承": "bearing",
    "转盘轴承": "bearing",
    "轴套": "bush",
    "轴承": "bearing",
    "轴承垫圈": "washer",
    "轴用夹紧挡圈": "ring",
    "轴用弹性挡圈": "ring",
    "轴用自锁挡圈": "ring",
    "轴用螺旋挡圈、钢丝挡圈": "ring",
    "轴销": "pin",
    "轴锥齿齿轮": "gear",
    "铆钉螺母": "nut",
    "链轮": "chain wheel",
    "销": "pin",
    "锁紧螺母、圆螺母": "nut",
    "锥端紧定螺钉": "screw",
    "键": "key",
    "锲型方垫圈": "washer",
    "阀门": "valve",
    "防护垫圈": "washer",
    "防落垫圈": "washer",
    "隔套、隔板、间隔柱": "spacer",
    "鞍形弹性垫圈": "washer",
    "风扇": "fan",
    "齿条": "gear",
    "齿轮": "gear",
}

CLASS_ENG2CHN = {
    "bolt": "螺栓",
    "nut": "螺母",
    "bearing": "轴承",
    "gear": "齿轮",
    "screw": "螺钉",
    "plug": "堵头",
    "rivet": "铆钉",
    "spring": "弹簧",
    "joint": "接头",
    "stud": "螺柱",
    "washer": "垫圈",
    "pin": "销",
    "ring": "圈",
    "caster": "脚轮",
    "pulley": "带轮",
    "key": "键",
    "flange": "法兰",
    "bush": "衬套",
    "turbine": "涡轮",
    "motor": "电机",
    "chain wheel": "链轮",
    "valve": "阀门",
    "spacer": "间隔器",
    "fan": "风扇",
}
