礦山掘進 的英文怎麼說
中文拼音 [kuàngshānjuéjìn]
礦山掘進
英文
mining excavation-
An effective method for controlling outburst in heading face in laoyingshan coal mine
老鷹山煤礦掘進工作面防治突出的有效方法In order to solve the shortcoming of traditional explosion w ; dge - shaped excavation in da ' anshan mine, improve the rate of excavation and reduce the consumption of explosive materials, a series of excavation shapes are applied and experimented in the rock tunnel excavate
針對大安山煤礦傳統的楔形掏槽爆破方式存在的弊端，本文提出在該礦進行新型掏槽實驗研究，用以增加巖石巷道掘進效率和減少掘進爆破材料消耗。The directional breaking blasting technology for underground development used in xishimen iron mine is described. a comprehensive summary is made of it which includes the test technology, the blasting parameters and the on - site application effect so as to provide precious experiences for other mines
論述了西石門鐵礦井下掘進定向斷裂爆破技術，對其試驗工藝、爆破參數、現場應用效果等方面進行了全面總結，為其它礦山井下掘進提供了寶貴經驗。Nhi mainly provides research and development, design, manufacturing and services of the significant technology equipments of crushing & grinding, ore dressing, metal rolling and dressing shearing, tunnel boring, bulk material transporting and handling, synthetic excavating, construction machinery, transmission machinery, particle board, environmental protection and military and large castings and forgings for metallurgy, mining, coal, power, building material, port, chemical industry, environment industries
簡介：北方重工主要為冶金、礦山、煤炭、電力、建材、港口、化工、工程、環保等行業提供破碎粉磨、礦物洗選、燒結球團、金屬壓延和精整剪切、隧道掘進、散料輸送和裝卸、煤礦綜采、工程機械、傳動機械、人造板、環保、軍工等重大技術裝備及大型鑄鍛件的研發、設計、製造和服務。There are two important kinds of special objects in mine information system, that is to say, digging roadway and stratum. roadways are the thoroughfare that transport coal form the working face to ground, ventilate, and carry workers safely
礦山信息系統主要面對兩類空間目標，即掘進巷道和地層，巷道是采礦生產中將煤炭從工作面運送到地面，以及通風、安全輸送工人的通道。分享友人