卡巴顿需要人管理勘探设备和钻井人员，而他自己却在特勒蒙农场工作，得心应手地指导柴斯特朝着牛肉生产的更现代的方式迈进。
Cal had needed someone to stay at the rig and supervise the men while he worked on the Tremayne ranch and gently guided Chester toward more modern methods of beef production.
研究人员将他们的研究基于冰河时期陆地与海洋的表面温度，通过检查冰核心，钻井，海底沉积物和其他因素。
The researchers based their study on ice age land and ocean surface temperature obtained by examining ices cores, bore holes, seafloor sediments and other factors.
研究人员说，他们分析的钻井是已经采用水力压裂法完成的，但是，岩层破裂是否可能正在导致污染，这个问题还要更多的过程研究才可以理解。
The researchers said the Wells they analyzed had been hydraulically fractured, but that more study of that process was needed to understand whether fracturing might be causing the contamination.
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