原先同丢失的钻井平台相连的防喷阀的控制板已经被Q4000取代，它在那个位置上被测试，并连接到新的电线上。
The blowout preventer’s control pod, which was also originally connected to the lost rig, has been taken up to the Q4000, where it has been tested and attached to new cables.
本文就高产梳棉机特殊吸风装置中的控制板的作用机理，控制板的长度、位置、隔距等进行分析，对有关制造厂和生产厂正确制造、选择、使用控制板具有一定参考价值。
The operation system, length, position of the control plate in a carding machine are analyzed, and some advice to the manufacture and choice of control plate is presented.
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