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ID:35522049
大小:82.00 KB
页数:5页
时间:2019-03-25
《华科安全工程专业英语、》由会员上传分享,免费在线阅读,更多相关内容在行业资料-天天文库。
1、一、重点词汇mineventilation矿山通风dilute冲淡contaminant污染物standardatmosphericpressure标准大气压exhaustshaft出风井minequantity风量statichead静压水头velocityhead速度水头elevationorpotentialhead位置水头incompressiblefluid不可压缩流体(3)face工作面entry水平巷道crosscut石门;短联络横巷airleakage漏风defender优点outspokencrit
2、ic缺点linebrattice纵向风障auxiliaryfan局部通风机heading平巷blowing(orblower)system压入式系统exhaustsystem抽出式系统methanebuildup瓦斯积聚(4)faninseries串联风机fansinparallel并联风机axial-flowfan轴流式风机centrifugalfan离心式风机variable-pitch可变安装角characteristiccurve特性曲线blade叶片poweroutput输出功率powerinput.输入功
3、率MechanicalVentilation机械式通风(5)downcastshaft进风竖井drift水平巷道slope斜井adit平硐intakeairway 进风巷returnairway 回风巷upcastshaft 回风竖井stopping 风墙seal密闭stratum地层spontaneouscombustion自燃door 风门airlock 风闸interlockdevices互锁装置(6)ventilationnetwork通风网络dead-end独头巷道junction(node)节点massf
4、low质量流量volumeflow体积流量mesh网孔datum【测】基点线,基准面loop回路kineticenergy动能(7)branch分支propane丙烷carbondioxide二氧化碳Stratification分层Buoyancy浮力diffuseboundary扩散边界Turbulence湍流hydrocarbon碳氢化合物(烃类)carbonmonoxide一氧化碳(8)rank品级bituminous烟煤anthracite无烟煤igneous[地] 火成的naturalfracture 原生
5、裂隙cleat【地质】割理porosity多孔性sorptive 吸附的Permeability 渗透性freegas 自由状态瓦斯adsorbedgas 吸附状态瓦斯voidage 孔隙adsorptionisotherm 吸附等温线Methanedrainage瓦斯抽放(9)combustible易燃物;可燃conflagration大火propagation蔓延smouldering闷烧,低温炼焦,低温干馏distilled由蒸馏得来的ignitingsource点火源vicinity附近fireextingu
6、isher灭火器flammableliquid易燃液体thecoupledinteraction相互作用英汉翻译第3课Therearebasicallytwomethodsofventilatingtheblindentriesaheadofthelastopencrosscut:theuseoflinebratticesortheinstallationofauxiliaryfans.Eachtechniquehasitsdefendersaswellasitsoutspokencritics.(第二段)对最后一个
7、连通石门前的独头平巷进行通风,有两种主要方法:使用纵向风障和安装局部通风机。每一种方法都有它的优点和缺点。Sincetheblowingsystemproducesahighvelocityofairattheface,itachievessuperiorgasdilution,buttheair,nowcontaminatedwithgasanddust,returnsoverthemachineanditsoperator.Asaresult,thissystemisrarelyusedtoday.Themore
8、commonlyemployedexhaustsystem,withintakeaircominginonthewidesideofthebratticeandreturningonthenarrowside,eliminatesthisproblembecausethefreshairpassesoverthemachineoperatorb
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