slow operate relay 缓动继电器

Fast-operate slow-release relay 快动缓释继电器

slow-operate slow-release relay 缓动缓释继电器

slow-to-operate relay 慢动作继电器

slow operate fast release relay 缓吸快放继电器

fast operate slow release relay 快动慢放继电器

fast-operate-slow-release relay 速作

slow-operate fast-release relay 慢吸快释继电器

slow to operate relay 缓动继电器