接口电路可以在没有连接信号地时工作，但将牺牲可靠性和抗扰度。
The interface circuit may operate without the signal ground connection, but may sacrifice reliability and noise immunity.
选择原理图输入方法，是考虑到本电路复杂度不高，而原理图输入可控性好，效率高，可靠性强且直观，可以熟悉较底层的结构。
Because of the low circuit complexity and the advantage of easy to control, high efficiency, good reliability and so on, the design chooses the way of schematic input to finish it.
该系统有许多优点，如准确度高、可靠性好、电路结构简单、成本低等，故必将有其广泛的应用发展前景。
The system has a lot of advantages: high accuracy, high reliability, simple circuits configuration, low cost and so on, therefore it must have widely development future.
应用推荐