硬板煤 的英文怎麼說
中文拼音 [yìngbǎnméi]
硬板煤
英文
splent-
For the tip - to - face roof stability, chock - fram type powered support only be applied to hard top - coal, shield - type powered support and chock - shield - type powered support can be applied to three top - coals
通過分析，為保證端面頂板穩定，支撐式液壓支架僅適用於頂煤為硬煤的條件下，掩護式和支撐掩護式支架在三種頂煤條件下均可以適用。A roof - coal - discharging test mining by predetonation in super high seam
堅硬頂板特厚煤層預爆破放頂採煤試驗Numerical simulation on the breakage and falling of thick and hard roof in shallow seam
淺埋煤層厚硬頂板破斷與冒落的數值模擬The mine monitoring system is main applied to coal mine exploitation process under mine, it is applied to danger environment that containing firedamp and smut blast under coal mine, it belongs industry automation system that adopting essence - safe design, general - utility type, high performance and high reliability. pcm - 3350 main board and pcm - 3612 main board of pc104 bus are used as hardware platform and windowsce. net of microsoft is used as operating system. the transport strap control automation system is developed according to practical request by using mcgs industrial configuration software
我們開發的這種礦山監測系統是一種適用於煤礦井下有甲烷和煤塵爆炸危險環境中的，採用本安設計的，通用型、高性能、高可靠性的工業自動化系統，它採用pc104總線的pcm - 3350 、 pcm - 3612主板作為硬體平臺，微軟的windowsce . net作為操作系統，而運輸皮帶控制自動化系統是利用mcgs工業組態軟體根據實際要求開發出來的。Influence of key roof on rock burst in sanhejian mine
三河尖煤礦堅硬頂板對沖擊礦壓的影響分析By theoretical analysis and actual measurement of field and phenomena analysis of rock burst, the author illustrates the directionless pressure, sudden movement and rupture of hard roof lead to the internal cracks of coal instable development, which easily results in rock burst happening
摘要通過理論分析、現場實測和沖擊礦壓現象分析，說明了頂板堅硬巖層產生的靜壓和突然運動、破斷均可使煤體內部裂紋不穩定擴展而容易發生沖擊礦壓。I sewed the new soles to the shoes with copper wire and put the cardboard back inside. then i shined them with soot from the stove lids
我用銅絲把鞋底和鞋面縫合起來，把那硬紙板放進鞋內。然後我用爐蓋上的煤煙把它們擦亮。Since the vertical stress distribution of coal and rock can reflect the risk of rock burst, the influence of hardness and thickness of coal seams with a hard roof and a hard floor on the vertical stress distribution of coal and rock was simulated
摘要在堅硬頂板和底板的「兩硬」條件下，對不同煤層厚度和硬度對煤巖體中的垂直應力分佈的影響，也即反映了對煤巖體中發生沖擊礦壓危險性的影響進行了模擬。分享友人