A study of the rod type manual operated vacuum switch (RMVS) is introduced.
介绍了杆式手操作真空负荷开关的研究。
2
The vibrating rod level switch is a new type of level switch, whether it is installed correctly is a key for affecting normal work of vibrating rod level switch in practice.
振动棒料位开关是一种新型的料位开关，在实际应用中正确地安装是影响振动棒料位开关正常工作的关键。
3
The safety switch comprises a heat transfer piece, an insulating seat, a fusible body, a control rod and a movable safety piece.