self polar tetrahedron 自配极四面形
self-polar triangle [数] 自配极三角形 ; 自共轭三角形
self-polar surface [数] 自配极曲面
self-polar curve [数] 自配极曲线
self-polar 自配极
self-polar topology [数] 自配极拓扑
self polar curve 自配极曲线
self-polar polygon [数] 自配极多边形
self polar triangle 自配极三角形
self-polar tetrahedron 自配极四面形
An image of a polar bear on a sign warns visitors never to leave the settlements unarmed, and recommends a high-powered hunting rifle as an appropriate weapon for self defence.
有一幅有北极熊图像的告示牌告诫游客不要在没有武器的情况下外出，并建议游客使用杀伤力巨大的猎枪作为防身武器。
Those with bi-polar disorder have a high risk for addiction. Self-medication is not medication at all!
那些有双相紊乱的人们在上瘾中存在高风险。自我治疗根本不是治疗！
The performance of the liquid feed direct methanol fuel cell was tested in a self designed experimental system. Two self-made gold plated stainless steel polar plates were installed in the fuel cell.
本文利用自行设计的实验系统，对自制的镀金不锈钢极板液态进料直接甲醇燃料电池的性能进行了测试。
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