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氮气置换
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氮气置换
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nitrogen replacement
氮气置换
利用氮气将容器及管道内的氧气置换到低于爆炸极限,防止投料时产生的粗合成气与氧气混合而发生爆炸的措施。
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Kirchhoff, Gustav Robert
Kirchhoff index
Kirchhoff integral migration imaging
Kirchhoff integral theorem
Kirchhoff law
Kirchhoff laws
Kirchhoff matrix-tree theorem
Kirchhoff method
Kirchhoff's circuit law
Kirchhoff's circuit laws
Kirchhoffs [diffraction] formula
Kirchhoffs diffraction formula
Kirchhoffs diffraction theory
Kirchhoff's equations
Kirchhoffs formula
Kirchhoffs integral theorem
Kirchhoffs integral theorem, Fresnel-Kirchhoff integral theorem
Kirchhoff's law
kirchhoff's law
Kirchhoff's law of thermal radiation
Kirchhoff solution
Kirchhoff's radiation law
Kirchhoff sum index
Kirchhoff's voltage law
Kirchhoff voltage law
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