part of your payment has been received, but $20,000 is still ().
A. withstanding
B. paid
C. owned
D. outstanding
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Consequently we find no () to compensate for the loss you claimed for.
A. ground
B. place
C. land
D. position
某同学用万用表测量一电子线路中的晶体管,测得VE=―3V,VCE=6V,VBC=―5.4V,则该管是()
A. PNP型处于放大工作状态
B. PNP型处于截止状态
C. NPN型处于放大工作状态
D. NPN型处于截止状态
We will inform our customers () arrival of the shipment ourselves.
液压泵是液压传动系统的()
A. 执行部分
B. 动力部分
C. 辅助部分
D. 控制部分