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。
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。
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