【简答题】Part I. Dictation. (15 Min./ 10 Points) Directions : Listen to the following passage. The passage will be read to you FOUR TIMES. During the first reading, which will be read at normal speed, listen c...
【简答题】Dictation. You will hear the passage for three times. Write down what you have heard. (注意:大家可以直接网上输入提交;也可以先听写在纸上,然后再拍照上传)
【简答题】Dictation. Listen to to the following passage. Altogether the passage will be read to you four times, during the first reading, which will be done at a normal speed, listen and try to understand the m...
【多选题】有关发动机电控系统的正确描述是:
A.
节气门体上装配了节气门和若干其它必要的装置,如怠速空气控制(IAC)阀、旁通槽、怠速调整螺钉和快怠速阀。
B.
节气门体上装配了节气门和若干其它必要的装置,如怠速空气控制(IAC)阀、旁通槽、怠速调整螺钉和喷油器。
C.
燃油压力调节器将进气歧管真空与燃油压力之间的压力差保持在一个恒定水平上。
D.
燃油压力调节器将燃油喷射压力保持在恒定水平。
【简答题】2011年专四真题Dictation.mp3: Dictation Listen to the following passage. Altogether the passage will be
read to you four times. During the first reading, which will be done at normal
speed, listen and try t...
【简答题】Dictation. Listen to the following passage. Altogether the passage will be read to you four times. During the first reading,which will be done at normal speed, listen and try to understand the meaning...