The drilling machines may be classified into three general type:Vertical spindle, Multiple Spindle, and Radial Spindle machines.
钻床也许被分为三种一般类型：立式钻床、多轴钻床和摇臂式钻床。
The comprehensive interpretation of multiple density interfaces in this area was done by making full use of seismic, drilling, geological, magnetic and gravimetric data.
本文充分利用了地震、钻井、地质、磁力和重力资料，对该区的多层密度界面进行了综合解释。
The results show that the mineralization anomalies controlled by multiple factors are in accord with what drilling has revealed.
研究结果表明，由多因素决定的矿化异常与实际工程验证结果吻合。
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