The servo system of azimuth controller is a combine system of mechanics and electrics, the transmission mechanism drives the executive element by control signal to carry out the demanded motion.

方位控制器伺服系统是一种机、电相结合的系统，机械传动装置根据控制信号驱动执行元件完成指令要求的运动。

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Friday's deal 'has somewhat of a market-stabilizing element,' said Ben Feldman, an executive director in J.P. Morgan Chase & Co.'s environmental markets group.

摩根大通(J.P. Morgan Chase & Co.)环境市场执行董事费尔德曼(Ben Feldman)说，周五的协议有一定的市场稳定因素。

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A key element in making this collaborative process work is, of course, executive level buy-in.

当然，实现这种协作过程的关键因素是管理层的大力支持。

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Which is just another illustration of how top executive pay retains a huge lottery element, even when remuneration consultants think they're being scientific and linking pay to performance.

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Thus, thrill-seeking CEOs bring a certain element of this personality trait into the executive suite, as reflected by more aggressive corporate policies.

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Or as an economist might put it, if there are positive externalities generated by a business (good things for the wider economy for which the company doesn't receive direct financial payment), the chief executive is already being amply rewarded for them by a surplus element in his or her pay.

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