即便当库兹韦尔将历史向后延伸至晶体管计算技术还未出现的上世纪初——即使用继电器和真空管的几十年间时，曲线依然表现出令人惊异的稳定性。
The curves held eerily steady, even when Kurzweil extended his backward through the decades of pretransistor computing technologies like relays and vacuum tubes, all the way back to 1900.
影响碳纳米管阴极场发射稳定性和寿命的主要因素有真空度、场发射过程中的热效应以及场发射体对场发射电流的承载能力等。
Field emission stability and life time of CNT cathode is closely related with the vacuum level, thermal effects during the emission and the current transport capability.
电容充电电源的稳定性直接影响到真空断路器动作的可靠性。
The stability of charge power supply for the capacitance directly affects the reliability of operation of the vacuum circuit breakers.
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