crosstie 中文意思是什麼
crosstie
解釋
〈美國〉【鐵路】枕木。-
Building structure template parts and scaffold parts, buried foundry goods used under the railway crosstie, znsulator iron cap of suspending form series and ring flange
建築用模板，腳手架配件，鐵路預濕件，懸式絕緣子鐵帽，鑄鐵法蘭。
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