abandoned well
... Abandoned 4 逃出废墟 abandoned hole 废孔 abandoned blasting 扬弃爆破 ...
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废料孔 slug hole
报废孔 abandoned hole
废料通孔 scrap hole
废汽排出孔 steam exhaust port
冲裁废料漏料孔 slug clearance hole
·2,447,543篇论文数据，部分数据来源于NoteExpress
一台废热锅炉人孔用非石棉纤维橡胶垫片服役一年多后发生泄漏。
The leakage event of a non-asbestos gasket was taken place at the manhole flanged joint of a boiler after more than one-year service.
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