Males reaching the age of 55. females females 45. with a seniority of ten years of continuous service underground, at high altitudes, at high temperatures, of specially heavy manual labour or in harmful jobs.是什么意思_Males reaching the age of 55. females females 45. with a seniority of ten years of continuous service underground, at high altitudes, at high temperatures, of specially heavy manual labour or in harmful jobs.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句