培训心肺复苏技术，进行人工呼吸训练时，必须采取一☆人一片屏障面膜，防止病菌交叉感染。该PVC面膜采用双层无菌防尘布，具有唾液隔离、空气过滤防尘的性能特点，填补国内历来CPR培训∑无屏障面膜的空白
Training in cardiopulmonary resuscitation techniques, to carry out artificial respiration training, a person must be taken to a barrier film to prevent cross infection of bacteria. The double-sterile PVC dust mask cloth, with the saliva of isolation, air filtration performance and characteristics of dust, fill the CPR training has been no barrier mask blank
