age of mine meaning in English

矿山可采期
矿山寿命

Many guys , at the same age of mine , are raised by grandma
很多和我年纪相仿的人都是由外婆带大的。
Anyone living at this age of mine contains noble ambitions and immaculate thought , for both career and affection
（每个我这个年龄阶段的人都会对事业和感情充满了雄心壮志和完美的理想。）
This essay introduces the countermeasures against the aging of mining facilities and equipments in actual situations and then expounds the idea of the modification of hoisting system of the aged incline shaft and the effect after the modification
摘要文章结合实际介绍了矿山老化设备技术改造的对策，阐述了老式斜井及提升系统改造的思路和改造后的效果。