01 ZR-1211 Mask breath resistance tester
ZR-1211 mask resistance tester inoshandiswa kuyedza inhalation uye kufemesa kuramba kwemasiki mune yakarongwa bvunzo mamiriro. Inoenderana neakawanda kuyerera mareti, akakodzera kuita zvinoenderana nekutarisa uye bvunzo dzemasiki kune vanogadzira masiki, nyika ...