这款坠炼由纯银制成，并采用对称的十字与心形设计。
Made from sterling silver, this pendant features a symmetrical cross with a heart design.
针对器件低内阻下的高灵敏度这一器件特性上的难题，在砷化镓霍尔传感器设计中采用非对称十字形结构。
To resolve the problem of high sensitivity of the element of low inner resistance, we design the unsymmetric cross structure for the GaAs Hall sensor.
分形单元具有三个对称轴，比以前文献中提到的十字交叉形单元具有更好的圆极化特性。
Y-fractal element has three symmetrical axils, so this kind of element has better circularly polarized character than cross dipole element that has two symmetrical axils.
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