螺栓接合bolting 锚杆支护bolting cost 锚杆支架费bonanza 富矿脉bond 结合bond energy 结合能bonding agent 结合剂bonding energy 结合能bonding strength 结合强度bone 可燃性页岩bone char 骨煤bone coal 骨煤bone picker 拣矸工bonnet 盖bonny 矿襄bonstay 暗井bont 提升装置bonze 末精选的铅矿石boom 悬臂boom crane 伸臂起重机boom hoist 悬臂绞车boom ripper 悬臂挑预机boose 矿石内的脉石booster 传爆药booster fan 辅助扇风机booster primer 传爆药booster pump 增压泵boosting 局部通风bootleg 拒爆炮眼booze 铅矿bop 防喷器boracite 方硼石borax 硼砂bord 巷道bord and pillar method 房柱式开采法bord and pillar work 房柱式开法bord and wall method 房柱式开采法border 边缘border pile 边桩bordering 炮泥borderline 界线bore 孔bore bit 钻头bore borings 钻粉bore hole 炮眼bore meal 钻粉bore mining 溶液采矿bore mud 钻泥bore plug 钻孔岩样borehole 钻孔borehole charge 钻孔装药borehole clinometer 钻孔测斜仪borehole diameter 钻孔直径borehole profile 钻孔断面图borehole pump 深井泵borehole seal 镗孔密封垫borehole shooting 钻井爆破borehole survey 钻孔测量borer 钻工boride 硼化物boring 钻进boring bar 钻杆boring bit 钎头boring for oil 石油钻深boring frame 钻塔boring head 钻头boring machine 钻机boring mud 钻泥boring pump 钻眼用泵boring rig 钻塔boring rod 钻杆boring rope 钻机用的钢丝绳boring tool 钻具boring tower 钻塔boring tube 钻管bornite 斑铜矿boron 硼bort bit 金刚石钻头bortz 工业用圆粒金刚石bortz powder 金刚石粉borway bit 齿状钻头boss hammer 大锤bossing 厚层切底bottle coal 瓦斯煤bottom 底板bottom banksman 井底把钩工bottom belt 底部皮带bottom canch 卧底bottom captain 井下组长bottom cutting 底部截槽bottom discharge bucket 底卸式铲斗bottom discharge skip 底卸式箕斗bottom dump bucket 底卸式铲斗bottom dump skip 底卸式箕斗bottom dumping car 底卸式车bottom gangway 底导坑bottom gate 底导坑bottom heading 底导坑bottom hole 底部炮眼bottom installation 井底车场设备bottom kerf 底槽bottom layer 底层bottom layout 井底车场布置bottom level 井底车场标高bottom loading belt 底带装载式胶带输送机bottom man 井底把钓工bottom plate 底板bottom pressure 底部压力bottom priming 底部点火bottom sediment 罐底杂质bottom slice 底分层bottom stope 下向梯段工祖bottom stoping 下向梯段回采bottom taking 卧底bottom wall 下盘bottomer 井底把钓工bottoming bit 可卸式钻头boulangerite 硫锑铅矿boulder 圆石boulder blaster 大块爆破工boulder blasting 二次爆破boulder crusher 粗碎机boundary 边界boundary breakthrough 边界联络横巷boundary condition 边界条件boundary layer 边界层boundary of property 建矿边界boundary of section 采区边界boundary surface 界面boundary surface active agent 界面活性剂boundary value 监界品位boundary ventilation 对边通风bounge 煤的挤出bournonite 车轮矿bouse 矿石内的脉石boutgate 通地面的人行道bow 弧;拱梁bowl classifier 浮槽分级机box 箱box car 棚车box compass 罗盘box floor 溜口底box timbering 板框支护box type scraper 箱形刮斗boxhole 联络小巷brace 撑木bracing 支撑bracket 托架;井口车场bracket crane 悬臂式起重机bradford breaker 勃莱福型破选机brae 斜井braize 煤尘brake 制动器brake application time 制动时间brake band 制动带brake beam 制动杠杆brake block 闸瓦brake drum 制动鼓brake equipment 制动装置brake shoe 塞块brakesman 跟车工braking 制动braking controller 制动控制器braking device 制动装置braking distance 制动距离braking effort 制动力braking energy 制动能braking fluid 制动液braking force 制动力braking incline 轮子坡braking terminal 制动终点站braking time 制动时间branch 支线branch circuit 分支电路branch conduit 支管branch entry 支巷branch roadway 中间平巷branching 分支brannerite 钛铀矿brash 脆的brasil 黄铁矿brass 黄铜brassil 黄铁矿brattice 风布brattice cloth 风幛布brattice way 上部巷道braunite 褐锰矿bravoite 镍黄铁矿brazil 黄铁矿brazing 铜焊breach 缺口break 崩落break in declivity 倾斜变化break in grade 坡度转折点break thrust 背斜上冲断层breakability 可破碎性breakage 崩落breakage face 回采工祖breakdown 破坏;破损breakdown fluid 爆破用压力水breakdown point 强度极限breakdown test 破坏试验breaker 破碎机;落煤工breaker roll 破碎辊breaking 破碎breaking cone 破碎圆锥breaking current 开闸电流断路电流breaking in 磨合breaking load 断裂负载breaking out of fire 发生火灾breaking point 强度极限breaking strength 抗断强度breaking stress 致断应力breaking test 破坏试验breaking up of boulders 大块二次破碎breaking weight 断裂负载breakoff 联络小巷breakthrough 联络小巷breast 工祖前壁breast and pillar 房柱式采煤法breast and pillar method 房柱式采煤法breast mining 扒矿开采breast stoping 扒矿开采breather 通气孔breathing 呼吸breathing apparatus 呼吸器breathing bag 氧气囊breathing mask 防毒面具breccia 角砾岩breeze 粉煤brettis 风帘brick 砖brick earth 砖土brick lining 砖砌支护bricking 砖砌支护bricklayer 砌砖工brickwork 砌砖bridge 桥bridge conveyor 桥式输送机bridge crane 桥式起重机bridging 桥连brigade 工子brigadesman 矿山救护队队员bright coal 辉煤brightness 亮度briight coal 辉煤brine 盐水brine intake 冻结管brinell apparatus 布氏硬度试验器brinell hardness test 布氏硬度试验brinell hardness tester 布氏硬度试验器bring back 后退式回采bringing back 后退回采briquette 煤球briquette press 压煤砖机briquetting 煤砖制造briquetting machine 团压机briquetting press 压煤砖机brisance 猛度brittle 脆的brittle fracture 脆性断裂brittleness 脆性broaching bit 扩孔钻头broad gauge track 宽轨broadwall 长壁开采brochantite 水胆矾broil 露头broken charge 分段装药bromargyrite 溴银矿bromin 溴bromlite 碳酸钙钡矿bromyrite 溴银矿bronchiectasis 支气管扩张bronchitis 支气管炎bronze 青铜bronzite 古铜辉光brookite 板钛矿brow 巷道口brow bin 临时贮石仓brow box 临时贮石仓brow of station 井底车场的标高brown coal 褐煤brown hematite 褐铁矿broyl 露头brucite 水镁石bryle 露头bubble 气泡bubble cell 泡沫浮选槽bucked ore 富矿石bucker 碎矿机bucket 吊桶bucket capacity 抓斗子容量bucket chain 斗链bucket chain dredger 多斗挖掘船bucket conveyor 斗式运输机bucket dredger 多斗挖掘船bucket elevator 提斗机bucket excavator 多斗挖掘机bucket grab 抓斗bucket hook 吊桶钩bucket loader 斗式装载机bucket pump 链斗提水机bucket teeth 铲斗齿bucket trenching machine 多斗控沟机bucket w
