PDF(1372 KB)
PDF(1372 KB)
PDF(1372 KB)
基于传递矩阵法的指向式旋转导向工具主轴振动特性
({{custom_author.role_cn}}), {{javascript:window.custom_author_cn_index++;}}Spindle vibration characteristics of a point-the-bit rotary steering tool based on the transfer-matrix method
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