采用硬质合金可转位刀片断屑槽进行断屑是目前应用最广泛的一种断屑方法。
Cemented carbide indexable inserts chip-breaking groove is the most prevalent method to control chips.
好久好久之后，在一棵栎身上，我找到那支箭，依然未断；那支歌，从头到尾，我又发现在一位友人的心内。
Long, long afterwards, in an oak I found the arrow, still unbroke; And the song, from beginning to end, I found again in the heart of a friend.
其中主动脉缩窄、校正型大血管错位、右位主动脉弓及主动脉弓离断分别为3、3、4和1例。
Coarctation of aorta, corrected transposition of the great vessels, right aortic arch and aortic arch interruption were seen in 3, 3, 4 and 1 cases, respectively.
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