Our superior technology is our ace in the hole.
我们的优越技术是我们手中的王牌。
A hole, new technology, as it were.
而对于打洞，这是一项新技术。
The hole punched by pure piercing technology is of poor quality.
单纯冲孔工艺，孔的质量不高，使用不广。
The method supplys grinding of deep blind hole a economic and reliable technology.
该方法为深盲孔的磨削加工提供了经济可靠的工艺方法。
Short delay controlled blasting technology for deep hole loose is presented in this paper.
本文简要介绍了深孔松动微差控制爆破技术。
Short delay controlled blasting technology for deep hole loose is presented in this paper.
本文简要介绍了深孔松动微差控制爆破技术。
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