The use of single probe or float switch type sensor systems shall not be acceptable.

只采用单个探头或浮控开关的感应系统是不能接受的.

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The article proposed the split - ring direct current manostat based on the switch type AC - DC transformation.

文章基于开关式AC -DC 变换提出了开环直流稳压器.

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Filling type: one - switch type & two - switch type & three allowed according to the material quantity and precision requirement.

投料方式: 依精度要求及物料成本分:一段式 、 二 段式 、三段式三种.

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