23.下列何項氣體分析測定,不需經由數字圖解表(normogram)來計算?
(A)Base excess(B.E.)
(B)PCO2
(C)total CO2
(D)HCO3
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統計: A(196), B(983), C(100), D(272), E(0) #927169
統計: A(196), B(983), C(100), D(272), E(0) #927169