A control symbol consists of a backslash followed by a single, non alphabetic character.

一个控制符号由一个反斜杠以及紧跟着它的一个简单的非字母的字符。

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The control laws of the inner closed loop system and post stall maneuver are obtained through using symbol operations design.

使用符号运算方法设计了系统闭环控制律和大攻角下的过失速控制律。

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We also found that the opacity was the symbol of the the formation of microvoid which advanced the shrinkage control effect of sample.

另外，试样的不透明度可以揭示收缩控制的效果，不透明的试样表明其中有微孔形成。

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And most of these commands you don't actually need but this little caret symbol means control, so every keyboard these days has a control key so you hold that and hit X for instance to exit the program.

这里大多数命令你们都用不着,这个小插入符意味着控制，每个键盘都有一个控制键,譬如，当你敲入X时，就退出这个程序。

哈佛公开课 - 计算机科学课程节选

Nelson Rockefeller did not have much standing at the convention, and was the symbol of the slippage of the control of the Eastern wing of the Republican Party.

NPR: 1964 Convention Established GOP As Conservative

But, French Prime Minister Jean-Marc Ayrault said the historic town of Timbuktu - an important symbol which has also been under Islamist control for most of the last year - should also soon be retaken.

BBC: Mali: French-led soldiers 'in control of Gao'

Along with a stock symbol comes the demand to turn a profit, to control costs.

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