During the course of recognizing things, we tend to simplify them and reduce their dimensions in order to create a system.

我们在认识事物的过程中倾向于简化并降低它的维度以构建系统。

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Check the drawings and their dimensions to compare it on spot . Mark the line with pencil for any extra and grind or cut with grinder or jig saw.

核对现场实际和图纸标准尺寸，如有多余就用铅笔在台面上划好线，用穿梭机或者角磨机切割。

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In general, differential antennas are larger than single-ended ones and require careful matching of their dimensions to meet their performance specifications.

在一般情况下，差分天线比单端大的人，并要求精心匹配的尺寸，以满足其性能规格。

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So as world leaders discuss the financial and economic crisis during their meeting in Pittsburgh,Pennsylvania, Scarpetta says it is important they also address the social dimensions of the crisis like unemployment.

VOA: standard.2009.09.16

Follow along as we look at how smartphones have swelled over time, and how we're learning to love (or cope with) their dimensions.

ENGADGET

"Batteries are particularly challenging because, unlike electronics, it's difficult to scale down their dimensions without significantly reducing performance, " said senior author of the study John Rogers of the University of Illinois at Urbana-Champaign.

BBC: Stretchy battery drawn to three times its size

One of those leading the reaction against carbon nanotubes (so-called, because their dimensions are measured in nanometres, or billionths of a metre) is Reshef Tenne, head of materials science at the Weizmann Institute of Science in Israel.

ECONOMIST: Was the carbon nanotube overhyped?