英语词汇“permanent haulage line”的中英文释义、用法、翻译及短语词组-英汉翻译词典-东流网

单词	permanent haulage line
释义	permanent haulage line 英?[?p?:m?n?nt ?h?:lid? lain] 美?[?p?m?n?nt ?h?l?d? la?n] 释义固定线路行业词典煤炭固定线路???长期固定不移动的运输线路。???
随便看	day's high Day,Sick dayside dayside aurora dayside auroral oval dayside magnetosphere daysides day-sight day sight day sighting day sign day signal day signs Days,Illness days-in days in arrears days in bank days in period days in use days inventory ratio Day, Sir Robin day sisht daysit daysits daysitting

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permanent haulage line