track shim

希高翻译-土木工程词汇中英对照二 ... track set in paving 路轨铺工 track shim 轨道垫木 track sign drawing 轨道标志图 ...

http://www.ptsgi.com/chinese... ... "轨道垫木,轨道填隙片"," Track shim" "轨道垫片"," Track pad" ...

... "轨道布置,配线"," Track layout,arrangement of lines" "轨道夹垫"," Track shim" "轨道更新工地"," Track renewal site" ...