释义 |
ni·tro·guanidine \“+\ noun Etymology: International Scientific Vocabulary nitr- + guanidine : a crystalline smokeless flashless propellant HN . C(NH2)NHNO2 obtained usually by treating guanidine nitrate with concentrated sulfuric acid and used as a component in military smokeless powder (as in guns requiring rapid firing without overheating the barrel of the gun) |