This paper presents a calculating method for the edge of a new hob with straight groove and zero rake Angle. The original section edge of the said hob is on the surface of basic worm.

本文提出了对直槽零前角滚刀，原始截面刃形在基本蜗杆齿面上，其新滚刀刃形的计算方法。

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One pleasant surprise: You don't have to have known about Section 1045 when you made your original investment.

FORBES: Insiders' Tax Break

The original manuscript is kept sealed in the Manuscripts Section of the Central Library in Tabriz, the Islamic Republic of Iran.

UNESCO: Memory of the World

Though he painted landscapes and capriccios throughout his long career, they are gathered together in this section to highlight how evocative and original they were compared with other Venetian painters of the period.

WSJ: Appreciating Francesco Guardi's Changing Genres/ A Guardi Retropsective at Museo Correr in Venice