In other words, the rotation of the squarerods varies the area of the scattering sections, so that the band structures and the propagation directions of acoustic waves can be controlled.
即利用旋转四方柱子,改变波散射截面的大小,从而实现能带和波传播方向的调节。
2
The tedious part is making the eight brass, finned rods out of square bar stock.
令人厌烦的一部分正在八个黄铜,翅片棒平方米酒吧的股票。
3
The measurement uncertainty of round aluminium rods for electrical purposes in resistivity was tested and evaluated by means of the test method of square sum root and the test method of pairing .