Additionally, PATRAN provided a direct link to the geometry kernels of various CAD systems.

此外，PATRAN提供了一个直接联系的几何内核的各种CAD系统。

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The latter is an independent risk factor in atherosclerosis and coronary artery disease (CAD), so the exact link between Hcy and vulnerable plaque and drug therapy is being increasingly recognised.

针对高同型半胱氨酸与动脉粥样硬化和斑块稳定之间的确切联系，以及药物干预等问题成为研究的热点。

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However, measurement system can not link with 3d CAD system directly because the measured dense scattered data can not be processed effectively by 3d CAD software.

然而测量系统和三维CAD系统之间无法直接结合，因为测量得到的数据是海量散乱点，三维CAD无法对之进行高效处理。

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