电容式压力传感器输出信号的频率与进气歧管内的绝对压力成正比。
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China leads the world’s most ________ countries, closely followed by India.
Millions of birds ________ every year, using a variety of adaptations and techniques to complete their journeys successfully.
What is hard to _______ is sweet to recall.
The success of the movement has left that rather uncomfortable question________ in the air.