If the element being tested with tolerance requirements is an axis, centre line or symmetrical plane, the arrow and datum symbol should be aligned to the dimension line of that element.

当被测要素为轴线、中心线或对称平面时，指引线的箭头和基准符号应与该要素的尺寸线对齐。

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After the subroutine parameter is given the origin number, the plotter controlled by computer can draw out automatically extension line, dimension line, arrowhead and write dimension figures.

当给子程序的参数赋以初值后，由计算机控制自动绘图机绘制出尺寸界线、尺寸线、箭头和注写尺寸数字。

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If the element being tested with a tolerance requirement is a contour line or surface, point the arrow and datum symbol to the contour line or surface, and keep it away from the dimension line.

当具有公差要求的被测要素为线或平面时，将指引线箭头和基准符号指在线或平面上，且必须与尺寸线错开。

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Well one reason I want to go back is you'll notice I've been putting up these lines on the board and when we visited elections on the second day, we said that you could think of that line on the board, as being not just left wing, right wing politics but also some dimension of products.

原因之一是我想你们将注意到,我在黑板上画了一条线,当我学习第二天学习的选举时,我们讲过你们可以想象黑板上有条线,不仅是左派和右派的政治家,还可以是某种产品特性

耶鲁公开课 - 博弈论课程节选

Similarly, Dell announced it will begin shipping a new line of Dimension PCs with factory-installed Cisco Asymmetric Digital Subscriber Line modems for select U.S. West customers.

CNN: Comdex highlights: Day one

He argues that since people also make a mess, according to the mayor's reasoning they should also be removed. (Londoners must hope that the mayor is not persuaded by this reckless line of argument.) There is a personal dimension to the battle: Mr Livingstone and Mr Banks have been rivals in London's Labour Party for decades.

ECONOMIST: Battle of Trafalgar Square | The