The characteristics of radon contamination and its control measures in the exploration process,waste rock piles,open pit ruins and tailings are discussed in this paper.
本文分析了我国硬岩型铀矿山开采区、废石堆、露天采场废墟及尾矿库中普遍存在的氡辐射环境污染现状及其发生和运移特点,并提出了相关的治理方法及治理现状。
The most common contaminations include the radon and its daughter in atmosphere;uranium,thorium,radium,manganese,chromium,zinc and sulfate radical in liquid;the solid radiation from waste rock pile,tailings impoundment and open pit ruin.
分析了我国江西、广东和湖南三省几个典型硬岩型铀矿山氡及其子体造成的大气污染,铀、钍、镭等放射性和锰、铬、锌、硫酸根等非放射性水质污染,及废石堆、尾矿库、露天采场废墟等固体辐射环境污染,并阐述了对上述各类污染的治理现状及效果。
In this paper,the shaping method of elastic silk yarn was discussed and ito mechanical properties were tested and analysed.
本文主要研究弹力真丝的成形方法，并对其力学性能进行测定与分析。
The main heap leach process improvements,as compared to the original plant design,as well as the main dump leach operating parameters are discussed in this paper.
本文详述了矿石堆浸工艺较之原工厂设计所做的主要改进以及主要的废石堆浸操作参数。
He will pile up broken pieces of brick and stone to rebuilt a nine-story pagoda on the ruins of failure.
他甚至在失败的废墟上，还要堆起破碎的砖石重建九级宝塔。
A mass or pile of rubble, refuse, or fragments, as of stone, brush, or ice.
岩石或冰块等的碎片如石头、刷子或冰块的碎片、废弃物或碎石堆小块
A pile of earth, gravel, sand, rocks, or debris heaped for protection or concealment.
土石堆用于防卫或隐蔽的土堆、砾石堆、沙堆、岩石或石屑堆
The house lapsed into ruin.
那房屋塌陷成一堆废墟。
There is a heap of waste material in front of the laboratory.
实验室前面有一堆废料。
piling and burning
堆垛烧除法(废材处理)
a collection of junk, rubbish, etc
一堆废旧物品、 垃圾等
Sha Ling Livestock Waste Composting Plant
沙岭禽畜废物堆肥厂
The closet was bursting with junk
小房间里堆满了废弃物。
It was discovered among waste paper.
这是在废纸堆里发现的。
There were piles of litter on the streets.
街上有一堆一堆的废弃物。
Sift the gravel and put the larger stones in another pile.
筛出碎石，把大点的石头堆成一堆。
To fortify or conceal with a mound.
用土石堆设防用土堆等防护或隐蔽
mounded liquefied petroleum gas bullet tank
堆土式子弹形石油气缸
heap stones to form a dam
把石头堆成一道堤坝
The heap of stones was put into the truck.
那堆石子已装上了卡车。
concrete block and rock-mound breakwater
混凝土方块堆石防波堤