呼保义 Yasutake

呼叫保持 Call hold ; HOLD Call Hold ; HOLD ; Call on hold

呼保易 hu baoyi

呼吸保护 Respiratory Protection ; Respirator

呼吸保护器 protector of respiration ; protective breathing equipment ; Respiratory protective devices

呼叫保留 Hold Call Service ; Call Hold ; Call Parking

呼吸瀑保护 respiratory protection

呼吸保护装置 Respiratory protective devices ; respiratory protection equipment ; PBE-Protective Breathing Equipment

呼损保持 lost calls held

呼叫保留代接 Call hold Pick Up