The SPD R&D includes five modules: SPD bias voltage, pre-amplification, avalanche signal extraction, temperature control and digital control circuit.
将单光子探测器的研制分为偏置电压、前置放大、雪崩信号提取、温度控制和数字控制电路五个模块。
With nanopores, however, virtually no chemical pre-processing is required and no amplification. Instead a single strand of DNA can be read, one base pair at a time, and without the need for labelling.
但是如果用纳米孔，实质上就不需要化学与处理和“放大”，取而代之的是，可以一次一个碱基对地读出单条dna链，也不用标记。
This changes the pre - amplification of the signal before it goes to the volume fader.
这改变了前放大的信号之前，这就是音量推子。
The contrast of the output femtosecond pulse reduced and the length of the pre-pulse enlarged as the degree of the saturated amplification severed.
随着系统进入增益饱和区，压缩光脉冲的对比度明显降低，预脉冲长度显著增大。
The contrast of the output femtosecond pulse reduced and the length of the pre-pulse enlarged as the degree of the saturated amplification severed.
随着系统进入增益饱和区，压缩光脉冲的对比度明显降低，预脉冲长度显著增大。
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