2) non-excavating directional drilling technique
非开挖定向钻进技术
1.
The case study of non-excavating directional drilling technique in power engineering is introduced,flow sheet,construction equipment and pipe installation of non-excavating technique are analysed.
介绍了非开挖定向钻进技术在电力工程中应用实例,分析了非开挖技术的工艺流程、施工设备、管材安装,并对非开挖技术的发展前景作了论述。
3) guided boring trenchless technology
导向钻进非开挖技术
1.
The application of guided boring trenchless technology in laying out horizontal earth line;
导向钻进非开挖技术在地下管线铺设中的应用
4) non-excavated jacking
非开挖顶进
5) trenehless tube production line
非开挖钻杆线
6) no-dig directional driller
非开挖定向钻机
1.
State-of-the-art of no-dig directional drillers and their intelligent control;
国内外非开挖定向钻机及其智能控制技术
补充资料：非想非非想处天
1.佛教语。即三界中无色界第四天。此天没有欲望与物质﹐仅有微妙的思想。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条