This paper proposes double action parallel indexing CAM mechanism, and studies cams profile by methods used in gear meshing.

提出了双作用式平行分度凸轮机构，并按研究齿轮啮合的方法研究其凸轮廓线。

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Double Action toothpaste is Darlie's basic product which contains two types of unique menthol recipes and can help refresh the mouth.

黑人双重薄荷牙膏含有两种独特薄荷配方，可以帮助清新口气，是黑人品牌中的基础产品。

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This article introduces a synthetic method of some satisfying flavour which has double action of fragrance sending and fragrance stabilizing.

本文主要介绍几种具有发香、定香双重作用的新型香料的合成方法。

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This double action of fantasy and disillusionment has been used often in net art, and has proven resilient.

FORBES: J.S.G. Boggs' Counterfeit Money Is Worth More Than The Real Thing. Are You Buying It? [Book Excerpt #2]

In his opening remarks this weekend, King Abdullah of Jordan said that "double action" was needed to deal with the disgruntled youth and a potential doubling of refugees in his country.

CNN: The Arab World's lost generation

The Colt. 38 Police Positive double-action revolver was manufactured in 1929, the same year as the infamous St.

CNN: Al Capone's revolver sells for over $100,000