IODP Expedition 349 Core drilling summary

Report includes detailed drilling data for each core: pump(s) used, mud pumped, strokes, shear pins/pressure, bit size/rotation, weight on bit, top drive torque, rate of penetration, core jams, winch and wirelines, core catcher/shoe and barrel, and whether core orientation, drillover, formation temperature, tracers, liners were used.本报告涵盖每块岩心的详细钻井数据：所用泵组、泵送钻井液、冲程数、剪切销钉/压力、钻头尺寸与转速、钻压、顶驱扭矩、机械钻速（rate of penetration）、岩心卡滞情况、绞车与钢缆系统、岩心爪/岩心鞋与岩心筒，以及是否采用岩心定向技术、是否实施跟进钻进作业、是否测量地层温度、是否使用示踪剂与钻井衬管。