电动双色牙膏灌装机，该机采用无级调速，每分钟颜色各分为五条，两种颜色灌装量任意可调。
Electric Bicolor Toothpaste filling Machine adopts stepless speed regulation. Every color has five strips and the filling volume of two colors is adjustable.
dy型履带式塑料型材牵引机采用双履带式牵引方式，可控硅无级调速。
DY Model caterpillar type shaped plastic material drawer adopts double caterpillar drawing method, thyristor stepless governor.
dy型履带式塑料型材牵引机采用双履带式牵引方式，可控硅无级调速。
DY Model caterpillar type shaped plastic material drawer adopts double caterpillar drawing method, thyristor stepless governor.
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