element of a cone [数] 锥的母线
The driving system of the speaker is constructed by a circular PZT bimorph, which is clamped on its boundary, An elastical coupling element is utilized between the bimorph and the speaker cone.
扬声器的驱动元件是边缘固定的圆形PZT 双型弯曲振子，振动——辐射元件是圆锥形纸盆，这两部分之间采用弹性耦合。
Besides the element parts of a fan, it specially has a cone filtering net, a dust collecting cover and a dust collecting bag.
它的外型类似于离心风机，除了主要的风机部件外，还有其独特的锥形滤网、集灰罩和集尘袋。
In one embodiment, a third collection optic 414 May be included to reduce the cone Angle of the light from the second wavelength converting element 412.
在一个实施例中，可包括第三收集光学器件414来减小来自第二波长转换元件412的光的锥角。
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