本发明揭露一种排出机构以及压缩机。
The invention discloses a discharge mechanism and a compressor.
本发明揭露一种三角积分数模转换器，其包含三角积分调制器以及有限脉 冲响应滤波器。
This invention discloses a Delta-Sigma Digital to Analog Converter (DAC), comprising a Delta-Sigma modulator and a Finite Impulse Response (FIR) filter.
本发明揭露一种激光打标机，包括机身本体和工作头，其中，所述机身本体和工作头由光纤连接。
The invention discloses a laser marking machine which comprises a machine body and working head which are connected by optical fiber.
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