39.下列那些氧療設備，屬於高流速系統（high-flow system）？①Venturi mask ②non-rebreathing mask ③partial-rebreathing mask ④simple mask
(A)僅①
(B)僅①②
(C)僅①②③
(D)①②③④

答案：登入後查看
統計： A(83), B(6), C(5), D(2), E(0) #1059354