矿井

coal mine

矿井

通风:Ventilation | 矿井:coal mine | 煤矿:coal mine

coal mine

煤矿矿井

coal field 煤田 | coal mine 煤矿矿井 | colliery 煤矿

exploring mine

勘探矿井

exploring 探矿 | exploring mine 勘探矿井 | exploring openings 勘探巷道

firedamp

爆炸性矿井瓦斯

firecrackerwelding 躺焊 | firedamp 爆炸性矿井瓦斯 | firedamp 爆炸性气体

Mining geology

矿井地质

mining geologist 采矿地质师 | mining geology 矿井地质 | mining in bulk 大量回采

Howling Mine

嚎叫矿井

3 Font of Mythos神赐洗礼盘(大矿井) | 4 Howling Mine 嚎叫矿井 | 3 Mindbreak Trap 歼智陷阱

mine drainage pump

矿井排水泵

矿井工作面泵; coal facepump | 矿井排水泵; mine drainage pump | 矿井筒袋泵; pit barrel pump

mine fire hazard

矿井险

mine fire accident 井下火灾事故 | mine fire hazard 矿井险 | mine fire truck 矿井消防车

mine velocity head

矿井通风速度压头

mine valuation 矿床评价 | mine velocity head 矿井通风速度压头 | mine ventialtion 矿井通风

mine fire truck

矿井消防车

mine fire hazard 矿井险 | mine fire truck 矿井消防车 | mine fire 矿山火灾

Greco-Latin square：希腊拉丁方格

Granduation of curve 曲线递合 | Greco-Latin square 希腊拉丁方格 | Grand lot 大批

cunningham：帆前角下拉索

斜拉器:kicking strap | 帆前角下拉索:cunningham | 调整索:outhaul