streaming box造句

• The disadvantage is that the coefficient of heat transfer is iow and the utilization factor is poor and the drying time so long . moreover because of the defect of structure, it can not be in conformity with the requirements of " gmp " . in order to overcome the shortcoming, we edsigned and developed the penetrating air stream box type drier on the basis of absorbing abroad advanced technology
  在传统的水平流厢式干燥器中，气流只在物料表面流过，其缺点是传热系数低、热利用率差、物料干燥时间长且由于结构的缺陷，无法完全符合“gmp”药品生产规范。为了克服以上缺点。