The experiment shows the technique possessing high core recovery rate and quick drilling speed.

试验表明，该技术方法具有岩芯（样）采取率高、钻进速度快的特点。

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This lays down a theoretical foundation for quick selection of right axial vibration drilling parameters and successful automatic machining of deep holes.

为快速选择合适的轴向振动钻削参数，实现深孔的顺利加工与自动化加工奠定了理论基础。

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Drilling unit has the functions including rapid falling, slow work-feeding and quick feeding back to improve working efficiency.

钻孔单元具有空行程快进，慢速工进和快速回程功能，提高工作效率。

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There are not any quick fixes to rising oil prices not the proposed regulatory remedies nor more drilling access.

FORBES: Snowy Roads Aren't Putting a Damper on High Gas Prices