单词 | tie |
释义 | tie [tī] CIVIL ENGINEERING One of the transverse supports to which railroad rails are fastened to keep them to line, gage, and grade. ELECTRICITY 1. Electrical connection or strap. 2. See <<tie wire>> ENGINEERING A beam, post, rod, or angle to hold two pieces together; a tension member in a construction. MINING ENGINEERING A support for the roof in coal mines. |
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