- two-position action
- 双位控制: two-position control; on-off ...
- 作用: act on; affect
- 多位控制作用: multiposition control action
- 双位控制: off-on control; on off control; on-off control; stop-go control; two-position control; two-step control
- 双位控制器: on-off controller; two-position controller
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