The radar inductive control device is suitable for houses, government offices or safety alarm measures or automatic control devices of important places.
本装置适于家庭，机关或重要场所的安全警报措施或自动控制装置。
The author has designed two kinds of safety interlocking devices for typical fast-open pressure vessels which are suitable to be used in manual operation and automatic operation.
用安全联锁系统工程设计中电磁阀的几个应用实例，说明用于安全联锁的电磁阀的设计方法和应注意的问题。
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