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In uranium mine ventilation, wind force, wind pressure and wind direction are the three major factors affecting radon reduction technology. 铀矿通风中,风量、压和风流方向是三个影响降氡技术的重要因素。
In uranium mine ventilation, wind force ,wind pressure and wind direction are the three major factors affecting radon reduction technology. 铀矿通风中,风量、风压和风流方向是三个影响降氡技术的重要因素。
uranium mine ventilation 铀矿通风
Construction of Mine Ventilation System in Zhaojin (Group) Co. 招金(集团)公司矿井通风系统建设。
New Mexico leads the nation in uranium mining. 在铀的开采方面，新墨西哥居于全国首位。
They worked in diamond and uranium mines. 他们在钻石和铀矿场工作过。
Ventilation has been proved to be a main method to eliminate radon and its daughters in uranium mines. 通风是排除铀矿井空气中的氡及其子体的主要方法。
It is suggested that the plenum ventilation should be first adopted in principle in the ventilation planning of uranium mines. 建议铀矿井通风工程设计中应优先采用压入式通风方式。
This paper puts forward the nonplanar data model to solve the difficult question of 3d topology of mine ventil... 提出采用非平面数据模型来解决通风网络中的三维拓扑问题;
The inverter reconstyunction of mine ventilator. 矿用通风机的变频改造。
These results are valuable for reasonably determining the radon eduction rate in remedial action on decommissioned uranium mine. 其结果对铀矿山退役治理中氡析出率的合理确定具有一定的参考价值。
They went over nationwide in search of uranium mines. 他们为了探寻铀矿走遍了全国。
In the paper,the utilizations on natural energy resources in underground mine ventilation are discussed. 通过实例,对矿井通风中自然能源利用问题进行了分析和论述。
There are some radioactive nuclides such as uranium, radium, thorium and polonium in pit effluent of uranium mine. 铀矿山坑道污水含有铀、镭、钍、钋等放射性核素,外排前必须加以处理。
Several problems were introduced which easily be ignored in mine ventilation design. 介绍了矿井通风设计中易被忽视的几个问题。
Rossing uranium mine is the only operating uranium mine in the world where the uranium occurs in intrusive alaskite. 罗辛铀矿山是目前世界上惟一尚在运营中的侵入体白岗岩型铀矿。
MVSS has thegreat power of mine ventilation network solution and personate,intelligentize.Greate re... MVSS具有强大的网络分风解算能力和拟人化与智能化特点,大大地降低了现场员工对专业知识的要求。
LA SAL, Utah - Given its mythological connotations, Pandora is an oddly inappropriate name for a uranium mine. 鑑于潘朵拉的神话意涵，一座铀矿取这名字怪怪的，也欠贴切。
The optimal mine ventilation is influenced on multitudinous quota and the pacing factor synthesis. 矿井通风系统优选是受众多定量和定性因素综合的影响。
In the program of BP network mine ventilation evaluation system, the author proposes the ATN mode BP network. 在利用BP网络对矿井通风系统进行评判预警的软件中，作者提出了以反正切函数为激励函数的ATN型BP网络。