煤矿用 meaning in Chinese
big coal d
Examples
- Self - rescuer of carbon monoxide filter for coal mines
煤矿用一氧化碳过滤式自救器 - Grading of raise boring machine quality for coal mine
煤矿用反井钻机产品质量分等 - Motor used in electric bolt - hole drill for coal mine
煤矿用电动锚杆钻机电动机 - Solid woven carcase of conveyor belting used in coalmine
煤矿用输送带整体带芯 - The testing method of side discharge loader in coal mine
煤矿用侧卸装岩机试验方法