1·This thesis introduces briefly the structures, test situations and main technical parameters of the drill rig.
本文着重介绍了钻机的结构特点、试验情况、主要技术参数等。
2·It is very important for drilling parameters test to better drilling parameters, design drill rig, research on drilling technology.
钻进参数检测对钻进参数优化、钻机设计、钻进工艺研究具有重要作用。
3·And I think that we are yet to see this kind of thinking show up strongly on board these drill rig operations.
我认为，我们尚未看到这种思维上的强烈显示这些钻机业务种类。
4·It is a light, full hydraulic core drill rig.
这是一个轻，全液压钻机的核心。
5·A description is given to the survey of part of the foreign drill rig modular design and the use of the method in the enterprise.
介绍了部分国外钻机模块化设计概况及该方法在本企业的应用情况。