1) mine closure
矿山关闭
1.
At present, the research on mine closure is qu.
但是,矿产资源是一次性能源,具有储量有限性和不可再生性,在未来的几十年内我国将有大量的矿山关闭。
2.
Taked as an example, on its mine closure and crisis of economic development, two mathematical methods were used in combining way to analyze and calculate.
针对其矿山关闭与经济发展危机,尝试联合运用两种数学方法进行分析计算。
3.
Mine closure is the end of the life cycle of a mine as well as the start of its new historical life.
矿山关闭是矿山生命周期的结束,是新的历史生命的开始,做好新生命的铺垫,是区域持续发展的关键。
2) closed mine
关闭的矿山
3) Mine closed
闭坑矿山
4) coal mine closure
关闭煤矿
1.
Determination of legal responsibility in coal mine closure and coal mine abandonment;
关闭煤矿、报废矿井法律责任的设定
5) Daguanshan Mine
大关山矿
1.
the Enforcement and analysis of Mountain Cave Blasting in North Hilltop of Daguanshan Mine;
大关山矿北山头硐室爆破的实施与浅析
6) abandoned mine
关停矿山
1.
Comprehensive restoring of geological environment of abandoned mine;
关停矿山地质环境综合治理与对策
补充资料：二尖瓣关闭不全
二尖瓣关闭不全
mitral insufficiency
由于瓣增厚、变硬、弹性减弱或瓣卷曲、缩短、腱索增粗、钙化，使瓣在关闭时不能闭合，血流反流到左房，在舒张期过多的血液又流至左室，致使心室容量增加，负荷加重，引起左心室和左心房肥厚扩张。严重者出现左心衰竭，左室舒张终末压增高，左房压亦增高，产生肺淤血，肺动脉高压，最后引起右心室肥大、衰竭。临床主要表现为心悸、气短，听诊时可闻及心尖区全收缩期杂音，呈吹风样，第一心音减弱，肺动脉区第二音亢进，晚期可出现肝脾肿大、下肢浮肿等。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条