The junction box, standard with replacement motors, encloses the terminals and provides knockouts for wiring conduits. 此接線(xiàn)箱為替換電機的標準配置，具有封裝接線(xiàn)端和集線(xiàn)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(gè)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(dòng)連接裝置可以采用多種滿(mǎn)足位置變換組合要求的連接結構。
