Paper is divided into two parts, core drillequipment and mud system. Through theoretical analysis to experimental method to complete the design of core drilling and mud system.
论文分为取心钻具和泥浆两部分，通过理论分析到实验的方法来完成取心钻具的设计与泥浆体系的建立。
2
Organizers are ramping up preparations for the event, including a full-scale drill for the opening ceremony that will feature all the equipment that will be needed for the gala.
组织者正加紧为大会做准备，包括一场开幕式的模拟演练，此次盛会所需的所有设备是开幕式的特色所在。
3
Along with sensitive seismographic equipment, GEMS will drill down about 20 ft. (6 m) with a thermometer-equipped probe, trying to figure out how quickly the temperature rises with depth.