This paper analysizes the reason of coal well explosion,calculates the explosive limitiation of flammable gas,analysizes explosive fatalness after fire zone close down、Sorts of control technology of explosion and blunt are studied.
分析了煤矿矿井可燃气体发生爆炸的原因,对可燃性混合气体的爆炸极限进行了计算,分析了火区封闭后可燃气体爆炸的危险性,研究了各种燃烧及爆炸抑制技术。
Gas transfer law in closed fire zone of a coal mine;
矿井封闭火区内气体运移规律
It is one of methods to prevent coal mine fire with inert gas,however,it has induced gas explosion when the inert gas was injected into closed fire zone.
注惰是矿井火灾救灾措施之一,但在救灾实践中向封闭火区注惰却诱发了爆炸,因此研究注惰对封闭火区可燃气体运移规律的影响十分必要。
Numerical Simulation of Gas Explosion Caused by Nitrogen Injection in Sealed Fire Area
封闭火区注惰气引发瓦斯爆炸的数值模拟
Effect of Inert Gas Injection on Transport Law of Combustible Gas in Closed Fire Zone
注惰对封闭火区可燃性气体运移规律影响的研究
pressurized stopping
封闭灾区加压隔火墙
enclosed type fireproof glass reinforced plastic lifeboat
封闭式耐火玻璃钢救生艇
Study on the Automatic Fire Fighting System in Closed Combustible Place;
封闭式易燃场所自动灭火系统的研究
On the differences between the fire-resistant cable and the fire-resistant enclosed busbar
谈耐火电缆与耐火封闭母线的区别与应用
cut of beef suitable for simmering in liquid in a closed pot.
适合于在封闭的罐子里文火煨的牛肉块。
Care must be taken to completely seal entrance plugs(eg. at a manway)in refractory linings.
必须小心地完全封闭耐火材料衬里的进口门。
Heat insulation and fire prevention for monolithic closed coal yard wall
整体式封闭煤场挡煤墙保温隔热与火灾防护
Occluding or tending to occlude.
封闭的封闭的或倾向于封闭的
closed or secured with or as if with a seal.
闭着的或由封条封着的。
(8) To close down the New China Daily.
（八）封闭《新华日报》；
A fitted covering used to seal a well or large pipe.
封闭盖用以封闭井或大管子的盖子
Preparation of Blocking Isocyanate and Study on the Unblocking;
封闭异氰酸酯的制备及其解封闭研究
A Comparative Study of the Sealing Ability of Three Root Canal Sealers in Vitro;
三种根管封闭剂根尖封闭性能的比较
Apical sealing ability of root canals filled with nanosealer
纳米根管封闭剂根尖封闭能力的研究
Scanning electron microscopic study on the penetration and adaptation of enameloplasty sealant technique(est)
窝沟封闭剂的封闭性的临床效果评价
An enclosure in which energy in a nonthermal form is converted to heat, especially such an enclosure in which heat is generated by the combustion of a suitable fuel.
火炉一种把能量从非热能形式转化为热量的封闭体，尤指通过合适燃料的燃烧产生热量的封闭体