Experimental study on lifting and lowering movement characteristics for polar electromechanical drilling

2018-02-02

【Author】 Jiayu Song

【Degree】 Master

【Publication Date】2016

【School】 Jilin University

【Advisor】 Huiwen Xu, Yunzhe Li

【Key words】 Polar ice coring, Armored cable electric mechanical drill, Lifting&Drawing

drilling tool, Drilling fluids  

【Classification Number】P634.4




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