The following picture shows the double-action is the plastic egg machine play.

以下图片显示的就是塑料的双动打蛋机。

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Our company is the production of hydraulic stretch of double-action plate of specialized enterprises.

我公司是生产液压双动薄板拉伸机的专业化企业。

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This paper presented the working principle and structure of the double-action vane pump, analyzed its mechanism of variable displacement and characteristics of energy saving.

本文介绍了双作用叶片式二次元件的结构和工作原理，分析了其节能原理和特点。

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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

Leaning forward, Mike Fifer squeezes off a round from a small-caliber, double-action revolver, piercing the quiet, autumnal New Hampshire countryside.

FORBES: Behind America's Gun Boom: Inside The Comeback At Sturm, Ruger

It appears that JJ Abrams and co. have decided to double-down on the action and villain heavy plot of the Star Trek reboot.

FORBES: First Star Trek Into Darkness Trailer Is A Disappointment