Rotating-reciprocating mechanism converts rotating movement into reciprocating movement in order to move the screen.

旋转往复机构将旋转运动转变成往复移动以移动屏幕。

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To prevent the rotating movement of the workpiece, the moment at each clamping point caused by the cutting force has to be eliminated by the forces at the clamping points.

为了防止工件的旋转，每一个点由于切削力引起的扭矩都必须用夹持点的力去除。

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Extruder from inhaling the material into the mouth of two intermediate gears, and with this space, with the teeth of the shell along the rotating movement, in the last two teeth from when mating.

来自于挤出机的物料在吸入口进入两个齿轮中间，并充满这一空间，随着齿的旋转沿壳体运动，最后在两齿啮合时排出。

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Egyptian officials have been keen to note that Mr Morsi would stay only for the few hours needed formally to pass the rotating chairmanship of the Non-Aligned Movement on from Egypt to Iran: a summit meeting, held every three years, was declared open on August 30th.

ECONOMIST: Egypt��s foreign policy