The low-voltage driving circuit is adopted to drive a piezoelectric ceramic phase shifter to shift the phase of the reference beam, so as to make the instrument lighter, smaller and cheaper.

采用低压驱动电路驱动压电陶瓷相移器对参考光束进行相移，从而使仪器质量减轻、体积缩小、成本降低。

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Using two 3 mm in diameter, 5 mm high piezoelectric ceramic column replace flint, can be made into a continuous firing tens of thousands of gas electronic lighter.

用两个直径3毫米、高5毫米的压电陶瓷柱取代普通的火石，可以制成一种可连续打火几万次的气体电子打火机。

youdao

Using two 3 mm in diameter, 5 mm high piezoelectric ceramic column replace flint, can be made into a continuous firing tens of thousands of gas electronic lighter.

用两个直径3毫米、高5毫米的压电陶瓷柱取代普通的火石，可以制成一种可连续打火几万次的气体电子打火机。

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