求翻译：555 定时器是一种模拟电路和数字电路相结合的中规模集成电路，使用灵活，逻辑功能强，内部的比较器灵敏度较高而且采用差分电路形式用其构成的多谐振荡电路的振荡频率受电源电压和温度的影响很小可以很方便的组成各种自己所需的电路。该设计主要利用 555 定时器组成多谐振荡电路和JK触发器既能置0和置1，分频和计数等功能组成5路灯光控制电路是什么意思？

The 555 timer is a combination of an analog circuit and digital circuit in scale integrated circuits, the use of flexible logic functions within the relatively high sensitivity and the oscillation frequency of the multivibrator circuit differential circuits in the form of its components by little ef

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555 timers are the medium scale integration which one kind of analogous circuit and the digital circuit unify, the use are nimble, logical function, internal comparator sensitivity is high moreover uses the difference electric circuit form is very small with its constitution multiresonant circuit os

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