肺泡通气与血液比例失调产生血气变化的特征是
A. PaCO2升高
B. PaO2降低
C. PaO2升高
D. PaCO2正常
E. PaCO2降低
呼吸性酸中毒时血液阴阳离子变化特点是
A. 血清K+浓度增高
B. HCO3-降低
C. 血清Cl-正常或升高
D. 血清Cl-降低
E. HCO3-代偿性升高
为了促进业务,这次我们接受分期付款.正确的翻译是()
A. With an eye to future business, we’ll accept payment by L/C.
B. With an eye to future business, we’ll accept payment by installments.
C. With an eye to future business, we’ll accept payment by TT.
D. With an eye to future business, we’ll accept payment by M/T.
With an eye to further business.I think we can make an exception for you.正确的翻译是()
A. 为了促进业务,我们将给予你方2%的折扣。
B. 为了促进业务,我想我们可以破例接受你方的建议.
C. 为了促进业务,我方将价格降5%。
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