There is a small network of rhombus in tokyo astronomical observatory . 在东京天文台有一个小的菱形台网。
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Research on the locomotion mechanism and motion analysis for rhombus mobile robots 菱形移动机器人行走机构及其运动研究
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Adopting the rhombus cut and the mid - deep - hole smooth blasting technology to realize fast heading in rock drift 采用直眼菱形掏糟中深孔爆破技术实现岩巷快速掘进
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Clinical study on treating headache caused by greater occipital nerve and lesser occipital nerve pressed with micro rhombus needle knife 枕小神经卡压性头痛的临床研究
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The plant of " yudan 12 " looked like a rhombus for its shorter upper and basal leaves and longer middle leaves 掖单12植株看上去为菱形，其上部和基部叶片较短，中部叶片较长。
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Supply sintered corundum abrasive chips . over ten shapes : triangle , oblique triangle , fan , cylinder , oblique cylinder , rhombus , square , v - shape , ball shape , elliptical , etc 有十多种形状上百个规格，如：三角形斜切三角形圆柱形斜切圆柱形扇形椭圆形正方形球形v形菱形等。
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Shenzhen chenggong trade co . , ltd . supply sintered corundum abrasive chips . over ten shapes : triangle , oblique triangle , fan , cylinder , oblique cylinder , rhombus , square , v - shape , ball shape , elliptical , etc 有十多种形状上百个规格，如：三角形斜切三角形圆柱形斜切圆柱形扇形椭圆形正方形球形v形菱形等。
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A real rough set space and the concepts of real lower and upper approximation corresponding to real - valued attributes is studied . a rhombus neighborhood for som is proposed , and the combination of som and rough sets theory is explored in the dissertation . according to the distance between the weight of winner node and the input vector in the real rough sets space , some new weights learning rules are defined 本文提出采用菱形邻域代替一般的方形邻域,可以减少待修正权重的数目;并利用实数粗糙空间的下、上近似集的精确概念划分自组织映射的输出结果,使得改进后的映射结果中各类样本点之间有明显的间隔,易于进行分类识别。
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