Ringelmann

基本解釋

The incomers Herr Ringelmann the clockmaker and his apprentice Karl, stamped their boots and shook the snow off their greatcoats.
走進(jìn)屋里的是鐘表匠林格梅和他的學(xué)徒卡爾，只見他二人一邊抖落長(zhǎng)外套上的雪花，一邊蹭掉靴子上的泥濘。
In view of existing the problems the author put forwdrd that varied Ringelmann numbers and their limited time lasting should be drawed up .
指出了制訂各級(jí)林格曼數(shù)及其排放持續(xù)時(shí)間的限制標(biāo)準(zhǔn)和監(jiān)測(cè)技術(shù)規(guī)范的基本設(shè)想;
The advance of the technology of Ringelmann Number monitoring on boiler smoke - dust were intoduced and reviewed simply .
評(píng)述了鍋爐煙塵林格曼數(shù)監(jiān)測(cè)的技術(shù)進(jìn)展及存在的主要問題;
Ringelmann black degree
林格曼黑度級(jí)
ringelmann smoke blackness
林格曼黑度