The results showed that mass mean diameter (MMD), and drop size distribution parameter N changed with pressure drop, air velocity, and fuel viscosity.

结果表明，液雾的质量中间直径（MMD）和尺寸分布参数N将随着喷嘴压力降、空气流速、燃油性质而变化；

youdao

Those radioactive elements are N-16 the radioactive isotope (or version) of nitrogen (air).

这些发射性元素包括：氮16（空气中氮元素的放射性同位素）。

youdao

Objective:To examine the protective effect of N acetylcysteine (NAC) on the immunosuppression after repetitive simulated air diving in rats.

目的 ：观察 N-乙酰半胱氨酸 （NAC）对大鼠模拟空气反复潜水后免疫抑制的预防作用。

youdao

And if you put this in the well-ventilated area, if you prepare this outside, the h c n gas will actually be released into the air, so you're safe, you can eat it later.

而如果你把它们放在通风良好的地方，在室外处理，那么氰化氢气体,将会被释放到空气中，这样你就安全了，过后就可以吃了。

麻省理工公开课 - 化学原理课程节选

Ironically, there are rumors of flagging Navy support in recent budget deliberations for a program that could effectively provide U.S. carrier battle groups with several means for mitigating these missile threats: the Navy Unmanned Combat Air System (N-UCAS).

CENTERFORSECURITYPOLICY: Where are the carriers?

India's air force chief, N.

WSJ: India Still to Finalize Terms for Jet Deal With Dassault

In a concrete bunker on a mothballed Air Force base in Plattsburgh, N.

FORBES: Charlotte's Goat