Q: Since nitrogen oxide compounds are components of smog and are common water pollutants, does nitrogen-enriched gasoline create additional pollution?
问：既然氮氧化物是烟尘成分的一种，也是常见的水污染物，那加氮汽油会不会产生额外的污染呢？
Let's say that my vector field has components p, Q and r.
假定我的向量场。
We want to know whether a given vector field with components P, Q and R can be written as f sub x, f sub y and f sub z for a same function f.
要看向量场,能否写成，其中f是同一个函数。
As one of the most important components of RF circuits, high Q inductors realized with RF-MEMS are the most active research subjects.
作为射频电路的重要元件，高Q值电感已经成为RF -MEMS器件研究中的热点。
This paper introduces the operational principle, the typical modulator circuit and the active control components of I Q vector modulator.
基于矢量调制法原理，介绍了一套寻北仪设计方案，并详细叙述了该仪器的物理实现方法和算法原理。
This paper introduces the operational principle, the typical modulator circuit and the active control components of I Q vector modulator.
基于矢量调制法原理，介绍了一套寻北仪设计方案，并详细叙述了该仪器的物理实现方法和算法原理。
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