越嶺線 的英文怎麼說
中文拼音 [yuèlǐngxiàn]
越嶺線
英文
ridge crossing line-
Hill you can make your body curve more charming unconsciously when conquering a rolling mountain
超越巔峰讓我們在征服一座座綿延的崇山峻嶺時,讓你身體肌肉的曲線在不知不覺中變得更加健康和迷人!Hill peak : you can make your body curve more charming unconsciously when conquering a rolling mountain
超越巔峰? ?讓我們在征服一座座綿延的崇山峻嶺時,讓你身體肌肉的曲線在不知不覺中變得更加健康和迷人!Associated with a practical example of pipeline crossing with directional drilling technique in yizheng - changling crude oil pipeline, this paper analyzes the characteristics of crossing through rocky stratum with directional drilling, deliberates the stratum status, drilling machine selection, drilling tool assembly, direction control, mud control ; drilling process as well as emergency dealing scenarios at the stages of guiding - hole drilling, aperture expanding and back - towing
摘要結合儀征長嶺原油管道洪湖長江定向鉆穿越工程實例,分析了管道定向鉆穿越長距離巖石層的特點,論述了定向鉆穿越巖石層的地層狀況、鉆具組合、控向措施、泥漿控制、鉆進工藝以及導向孔鉆進、擴孔、回拖階段的應急預案,針對在鉆導向孔過程中因泥漿壓力高、信號線多次出現被高壓泥漿沖壞、造成控向信號不穩定甚至中斷的情況,對信號線的安裝提出了改進措施。When reaching near sha tin heights, the private car reportedly ran out of control, swerved to the shatin - bound carriageway and collided with the container truck
該輛私家車據報在駛至沙田嶺附近時失控,越過沙田方向的行車線,並與貨櫃車相撞。分享友人