1·General arrangement of laboratorial platform is designed, and technical parameters of drilling rig are determined and calculated.
实验台架总体方案设计，钻机总体技术参数的确定与计算。
2·Everything on a drilling rig directly or indirectly assists the bit in crushing or cutting the rock.
在钻机上的每一种装置都直接或间接地有助于钻头粉碎或切割岩石。
3·The group's drilling rig is currently being built in China and is expected to arrive in Cuba early next year.
该集团的钻机正在中国订制，预计于明年运抵古巴。
4·Demobilization and mobilization of drilling rig of overseas project is complex system engineering, involving many departments and persons and information as well as hard organization and coordination.
海外项目钻机遣散和动员是一项复杂的系统工程，涉及的部门、人员和资料多，组织协调难度大。
5·The technology of finishing float resisting anchor rod construction in deep sand layer with geological drilling rig slurry retaining wall technology is analyzed briefly.
现简要分析利用地质钻机泥浆护壁成孔工艺完成深厚砂层中抗浮锚杆的施工工艺。