Terms containing sequence timer

Subject	English	Chinese
tech.	count down sequence timer	递减顺序计时器
scient.	countdown sequence timer	准备发射前计时用的递减顺序计时器
space	countdown sequence timer	倒计数计时器
el.	countdown sequence timer	逆序计时器
oil	sequence restart timer	顺序重启时间继电器
tech.	sequence timer	时序脉冲发生器
agric.	sequence timer	顺序接通继电器
agric.	sequence timer	程序装置
tech.	sequence timer	顺序时间调节器
tech.	sequence timer	序列时间调节器
tech.	sequence weld timer	序列焊接时间调节器