MCS - 51 computer on slice is used as the main CPU in the step DC governor system for cold bed solving problems of two unit torque equilibrium under heavy moment coupling.

采用MCS - 51单片机为主控制器，用于步进式冷床同轴的直流调速系统，比较成功地解决了强力矩耦合情况下的双机转矩平衡问题。

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The new type of the medicinal driller, based on microcontroller MCS 51 and step motor is presented.

介绍了基于5 1单片机和步进电机的可控脑手术钻的研制。

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American astronaut Captain Charles "Chuck" Baker lands on Planet 51 thinking he's the first person to step foot on it.

美国宇航员查尔斯上尉“查”贝克51星球的土地上，他的思想的第一人，加强它的脚。

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Warren East, 51, is to step down on 1 July and will be replaced by Simon Segars, the current group president at the Cambridge-based company.

BBC: Cambridge-based smartphone chip designer boss to retire

The next step was to further winnow down those 51 finalists to an award-winner in each category.

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