这特征得到它的名字从轰鸣创造的当海浪冲进岩石一个狭窄的细长的孔，强迫压缩空气出来和隆隆声。
The feature gets its name from the roar created when waves rush into a narrow slot in the rocks, forcing compressed air out with a boom.
一种加工细长孔的刚性镗刀。
Disclosed is a rigid boring cutter for machining a slender hole.
针对不锈钢细长孔加工的特点，对整个加工过程中主要相关因素进行了分析，总结出了一种较简便的、切实可行的不锈钢细长孔加工方法。
By analysis of the features of small and deep hole machining of stainless steel and the main relative factors, sums up a simple and viable machining method.
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