【screw_drill】什么意思_英语screw_drill的翻译_音标_读音_用法_例句_在线翻译

screw drill
美 [skruː drɪl]

能源科学技术

螺杆钻具 - 引用次数：8
参考来源 - 提高川东地区高陡构造井钻速的新方法 A NEW METHOD OF IMPROVING DRILLING SPEED IN HIGH AND STEEP STRUCTURES AREA IN EAST SICHUAN

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The ground test replacement screw drill.

地面测试更换螺杆钻。

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The air screw drill tool was power equipment which was designed for air drilling.

空气螺杆钻具是专为空气钻井而设计的动力装置。

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Based on this, we may make improvement to prolong the life of screw drill tool and screw pump.

这一观点，有可能使螺杆钻具与螺杆泵的寿命短的现状有所改善。

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