階段穿孔 的英文怎麼說
中文拼音 [jiēduànchuānkǒng]
階段穿孔
英文
bench drilling- 階 : 名詞1. （臺階） steps; stairs 2. （等級） rank 3. [醫學] （耳蝸的三個螺旋管的任一個） scala 4. [數學] order 5. [地質學] stage
- 段 : Ⅰ量詞（部分） section; segment; part; paragraph; passage Ⅱ名詞（姓氏） a surname
- 穿 : Ⅰ動詞1 （破; 透） pierce through; penetrate 2 （通過孔、隙、空地等） pass through; cross; go thro...
- 階段 : stage; phase; period; gradation; bench
- 穿孔 : 1 （鉆孔; 鑿孔; 打孔） bore a hole; punch a hole; punching; piercing; tresis; key punching 2 [醫...
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In order to break through the traditional technology and the conception of equipment design, suggest to use bunchy phase deep hole or big diameter deep hole in laneway to realize the exploding of high step on opencast working ; digging with big contain forklift to realize the continuous transportation of dragline - mobile convolution crusher - belt transportation machine, therefore form a new technology system that be propitious to increase collectivity technique and economic benefit
為突破基於常規工藝和設備配套的設計理念，推薦採用束狀階段深孔或在巷道中採用大直徑深孔的方法實現露天開採的高臺階穿爆作業；採用大斗容索鏟下挖作業實現自工作面開始的索斗鏟移動式旋迴破碎機帶式輸送機的連續運輸工藝，從而形成有利於提高露天開采設計總體技術經濟效果的新的工藝技術系統。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。
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