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- Aimed at some technological questions caused in the drilling of complex strata in coal field, especially in cenozoic strata carried out discussion. 针对煤田地层钻进中钻遇复杂地层特别是新生界地层时涉及的几点技术问题进行了探讨。
- Now the construction engineer academic of jilin university is undertaking the CGS's projects "the research and development of high effective drilling technology under complex strata in the west in our country". 目前，吉林大学建设工程学院正在承担地质调查局项目“西部复杂条件下高效钻探技术研究与开发”，其工作内容为“贯通式取芯潜孔锤钻探技术在固体矿产勘探中的应用研究”。
- All these equipments can be worked in complex stratum and win a good repute from the foundation contractors and owners with high standard quality, professional after sales service and top-ranking technology. 这些设备经受了各种复杂地层的考验，以高效的设备性能、优良的产品质量、专业的售后服务及先进的技术支持受到了工程承包商和业主的好评。
- Review on Technological Gists of Drilling in Complex Strata of Cenozoic Erathem 对新生界复杂地层钻进技术的几点认识
- In Northeast area of Sichuan, the complex stratal configuration and poor rock drillability led to the drilling period becoming longer and straightly held up the project of exploration. 川东北地区所钻井复杂情况多,钻井周期长,直接影响了油气勘探开发。
- Mother and baby interact in a very complex way. 母亲与婴儿以非常复杂的方式相互影响。
- Construction technology of excavating hydraulic tunnel with large-size section in complex strata with solution cavities 溶洞复杂地层中开挖大断面水工隧洞的施工技术
- Some of them developed a great inferiority complex. 他们有些人养成了严重的自卑感。
- My grandmother has a complex against foreigners. 我奶奶对外国人抱有偏见。
- EXPERIMENTAL RESEARCHES OF DTH REVERSE CIRCULATION DRILLING TECHNIQUE IN COMPLEX STRATA 潜孔锤反循环钻进技术在复杂地层中的试验研究
- Life is getting more complex and difficult. 生活正在变得越来越复杂和艰难。
- He has a complex about his weight. 他过分关心自己的体重。
- Anti-blocking Experiment Research on Run-through Dth's Bit Drilling into Complex Strata 贯通式潜孔锤钻头钻进复杂地层防卡堵试验研究
- Complex, intricate, and involved. 复杂的、错综的和涉及的
- A petrochemical complex is to be built here. 这儿将建造一个石油化学联合企业。
- An airplane engine is a complex mechanism. 飞机引擎是种复杂的机械装置。
- The army is an extremely complex organism. 军队是极其复杂的组织。
- It's a complex question and her answer was too pat. 那问题很复杂，但她的回答简直是脱口而出。
- Keywords run-through DTH;chip removal by reverse circulation complex strata sampling bit;air jet drilling; 贯通式潜孔锤;反循环排屑;复杂地层;空气喷射钻进;
- A car comes into being through a series of complex operations. 汽车经过一连串的复杂作业程序而制成。
