
【名词&注释】
庆大霉素(gentamicin)、肾上腺素(epinephrine)、生理盐水(normal saline)、鼻出血(epistaxis)
                            
                                                                                         
                                                                    
                                                                     [单选题]We ________ many European ports every year
                                                                                                
                                  A. call at 
  B. call for 
  C. call on 
  D. call in 
 
                                    
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                                                                    举一反三:
                                                                    
                                                                         
                                    
                                     [单选题]物质在20℃时蒸汽压力超过()的液货残余,可用通风作业从液货舱中除去
                                                                                                            
                                            A. 5Kpa 
  B. 7Kpa 
  C. 9Kpa 
 
                                                                    
                                    
                                     [单选题]鼻出血(epistaxis)时可用纱布填塞压迫,棉球上可浸______。
                                                                                                            
                                            A. 生理盐水 
  B. 庆大霉素 
  C. 肾上腺素 
  D. 以上都不是 
 
                                                                    
                                    
                                     [单选题]Which system should be supplied to obtain the best efficiency and lowest emissions?
                                                                                                            
                                            A. Lean combustion principle 
  B. Fuel oil system 
  C. Electrical control system 
  D. Electronic control system 
 
                                                            
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