A counter for inserting a deliberate time delay allowing an operation external to the program to occur 作为延迟装置的计数器,延迟时间内允许执行一个程序以外的操作。
Fixed firefighting systems - components for gas extinguishing systems - requirements and test methods for electrical automatic control and delay devices 固定式消防系统.气体灭火系统用元件.电自动控制和延迟装置的要求和试验方法
Fixed firefighting systems - components for gas extinguishing systems - requirements and test methods for non - electrical automatic control and delay devices 固定式消防系统.气体灭火系统用元件.非电子自动控制和延迟装置的要求和试验方法
Fixed firefighting systems - components for gas extinguishing systems - part 1 : requirements and test methods for electrical automatic control and delay devices 固定式消防系统.气体灭火系统用元件.第1部分:电自动控制和延迟装置的要求和试验方法