根据空气流量计的检测方式不同，燃油喷射系统分为流量型和压力型两大类。
查看答案
热线式或热膜式空气流量计用于计量发动机进气的质量流量。
A. 对
B. 错
叶片式、涡流式、热线式空气流量传感器均属于体积流量型传感器。
A. 对
B. 错
Betty has been on a diet for a long time, but she looks a bit heavier, ________.
A. if there is something
B. or something
C. if anything
D. if there is nothing
Much to my annoyance, whenever I ________ her, she always comes up wiht an excuse.
A. criticize
B. critic
C. critics
D. criticism
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