English translation for "ringelmann number"

林格尔曼数
林格曼数

Related Translations:

ringelmann:  林格尔曼林格曼(排烟浓度)

ringelmann charts:  烟色浓度图

ringelmann chart:  林格尔曼图林古门烟污鉴别图

ringelmann smoke chart:  林格尔曼烟浓度图

miniature ringelmann chart:  小型力高文图表

Similar Words：

"ringelman blackness" English translation, "ringelman chart" English translation, "ringelmann" English translation, "ringelmann chart" English translation, "ringelmann charts" English translation, "ringelmann smoke chart" English translation, "ringelmen smoke chart" English translation, "ringelnatz" English translation, "ringelsberg" English translation, "ringelspitz" English translation