直井眼 的英文怎麼說
中文拼音 [zhíjǐngyǎn]
直井眼
英文
straight hole-
Since the crater-hole breakage is of great importance, it can be advisable to use a larger drill hole than the others in the raise.
由於漏斗炮眼的爆破效果非常重要，故天井爆破宜採用較大的炮眼直徑。Application of staged burn - cut in shaft blasting in limestone
分層分段直眼掏槽在石灰巖井筒爆破中的應用研究A tear rolled from his eye into the depths of the well.
一顆眼淚由他眼裡一直落到了井的深處。Trajectory designing has been a hot topic for the researchers and many methods have been presented. but most of methods nowadays for designing 3d horizontal wells are based on trial - and - error method. so well trajectory designing depend greatly on the experience of the designer, which lead to the time - consuming trial - and - error procedure while using those kinds of methods
近年來，水平井軌跡設計技術的研究一直較為活躍，相繼提出了不少的方法及針對具體問題的具體做法，但這些方法從本質上講，都未脫離試錯法的范疇，井眼軌跡部分參數的確定取決于設計者的經驗與直覺。Experimental research on operational characteristics of gshps the experimental system of gshps has been set up, which consist of two 120m deep drilled wells and four 100m deep drilled wells. the u - tube vertical pipe loop was inserted into the two 120m deep boreholes, and other four 100m deep drilled wells are auxiliary well for temperature testing
土壤源熱泵的實驗研究建起了具有兩眼120m深埋管井和四眼100m測溫輔井的垂直u型埋管土壤源熱泵實驗系統，熱泵機組採用r22全封閉渦旋壓縮機， ari標定工況製冷量為21 . 8kw 。The characteristic of excitation of the acoustic field is investigated for sources with various frequencies. the effects of an isotropic medium, inclined formation of different azimuth, horizontal or vertical fracture and its width or density on the propagation of the acoustic field are investigated. the fluid in borehole is also investigated
研究了聲源在不同頻率下的聲場激發特性，考察了井外介質為均勻介質、存在不同傾角的地層界面、存在水平和垂直裂縫以及裂縫寬度和密度等對井內外聲場傳播的影響以及井眼流體對井孔聲場的影響。分享友人