Also available in CAM operated styles as well as rotary actuation.

也可在经营风格凸轮以及旋转驱动。

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In its simpler form, the mechanism consists of a CAM operated lever to vibrate the back roll, called the whip roll.

比较简单的方式是机构中包括一个由凸轮控制的连杆，用以驱动后梁摆动。

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The main culprits of the fiasco, of course, are BP, which operated the rig, TransOcean ( RIG), owner of the rig and Cameron International ( CAM), the company that manufactured the blowout preventer.

FORBES: Does Your ETF Have Oil Spill Exposure?