The junction box, standard with replacement motors, encloses the terminals and provides knockouts for wiring conduits. 此接線箱為替換電機的標準配置，具有封裝接線端和集線作用。
The primary components of the system are a connection device made from PVC and polystyrene foam. 主要組成部分的系統是一個連接裝置由聚氯乙烯和聚苯乙烯泡沫塑料。
The movable connection device of the deformation jewelry can adopt a plurality of connection structures which can meet the requirements of changing combinations of positions. 該變形首飾的活動連接裝置可以采用多種滿足位置變換組合要求的連接結構。
