The compound drilling mechanism of turbodrill is elaborated in detail after analyzing the characteristics of turbodrill and coordination requirements for PDC bits.
从涡轮钻具的特性和PDC钻头配合要求着手,详细论述了涡轮钻具复合钻的机理;
The compound drilling mechanism of turbodrill is elaborated in detail after analyzing the characteristics of turbodrill and coordination requirements for PDC bits.
从涡轮钻具的特性和PDC钻头配合要求着手,详细论述了涡轮钻具复合钻的机理;
声明:以上例句、词性分类均由互联网资源自动生成,部分未经过人工审核,其达内容亦本软件的观点;若发现问题,欢迎向我们指正。