In addition to diagram enhancements and general changes in the Modeling perspective, numerous changes have been made to improve productivity and to comply with the UML specification.

除了建模视图下的图表改进和一般性的改进之外，还有其他的一些改进提高了效率，并遵循uml规范。

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But by carefully placing objects of different sizes so that the Angle always remains the same, it's possible to force perspective (see diagram b).

但是，如果通过小心的排列物体，以使这个角度保持不变，那么就有可能会改变这种远近关系。

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The reformed perspective can not only be treated as an effective diagram, but also provide the inverse function.

改造后的透视图不但可作效果图，而且也有了反求功能。

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