First it should be mentioned that this method is useful only for those cases when the planet is shown at the middle or background.

首先，值得一提的是这种方法仅仅适用于制作中远景的行星。

youdao

All the research work mentioned above is derived from practical background of reverse engineering CAD modeling and it owns strong applied value.

以上所有的研究内容都是从反求工程CAD建模的实际工程背景出发，具有很强的工程应用价值。

youdao

All the research work mentioned above is derived from background of reverse engineering CAD modeling and it has strong applied value.

以上所有的研究内容都是从反求工程CAD建模的实际工程背景出发，具有很强的工程应用价值。

youdao

All the research work mentioned above is derived from background of reverse engineering CAD modeling and it has strong applied value.

以上所有的研究内容都是从反求工程CAD建模的实际工程背景出发，具有很强的工程应用价值。

youdao