灰熔點 的英文怎麼說
中文拼音 [huīróngdiǎn]
灰熔點
英文
ash fusion point-
The qitaihe coal resources isadvantageous, the coal field total area 8, 000 square kilometers, haveverified the geological reserve 1. 7 billion tons, the prospectivereserves 4. 2 billion tons, the coal plant completely, has the cokingcoal, 1 / 3 coking coal, the gas coal, the anthracite and so on 10varieties, by coking coal primarily ; excellent in quality, has theespecially low phosphorus, especially low characteristic and so onsulfur, high heat value, high ash melting point, high silicon content, most is suitable for the coal chemical industry product thedevelopment, is national one of three big protections mining rare coalfields, is the heilongjiang province most important anthraciteproduction base, also is the national important coking coal and thenortheast area biggest high quality coke production base
七臺河煤炭資源得天獨厚，煤田總面積8000平方公里，已探明地質儲量17億噸，遠景儲量42億噸，煤種齊全，有主焦煤、 1 / 3焦煤、氣煤、無煙煤等10個品種，以主焦煤為主；品質優良，具有特低磷、特低硫、高發熱值、高灰熔點、高硅含量等特點，最適于煤化工產品的開發，是全國三大保護性開采稀有煤田之一，是黑龍江省最重要的無煙煤生產基地，也是國家重要的主焦煤和東北地區最大的優質焦炭生產基地。Is a hard, brittle, corrosion - resistant, gray to white metallic element extracted from wolframite, scheelite, and other minerals, having the highest melting point and lowest vapor pressure of any metal
顏色呈灰色或棕黑色，硬度高，延性強，熔點極高，常溫下不受空氣侵蝕主要用途是製造燈絲和高速切削合金鋼，各種鎢電極，也用於光學儀器，化學儀器方面。But some problems are occurred, such as low bath temperature, difficulty in lime melting, slag overflow at vessel mouth, increase of metal consumption, difficulty in dephosphorization and low hitting rate at the final
在生產中出現熔池溫度低、廢鋼和石灰不易熔化、爐口溢渣、金屬消耗增加、脫磷困難、終點命中率低等問題。At the same time, based on weld pool image characters, a method for image processing is presented, in which gray - scale morphological operators is used to process weld pool images. by this method, the important geometrical parameters of weld pool are measured
同時結合實際的焊接自動化中熔池圖像的特點，詳細介紹如何利用灰度形態學，設計基於com的形態處理運算元，並且實時提取熔池的最大寬度、半長、後部面積、后拖腳等重要的幾何參數。The modeling considers not only the characteristics of fuel ( including ash composition and melting point ), but also takes into account of the influence of operational conditions ( gas velocity, atmosphere, temperature ) on slagging to avoid the unilateralism of other methods of judgment to the slagging
模型中既考慮了燃料特性（包括灰成分和灰熔點） 、也考慮了運行條件（空氣動力場、氣氛、溫度）對結渣的影響，克服了其它結渣診斷方法的片面性。The key points are caloric value of coal, the fusing characteristics of coal ash and the temperature at furnace center
其要點是煤的熱值，煤灰的熔融特性以及爐膛的中心溫度。Such old zircons could exist in the youngest ash only if they originated in material that was ejected during the oldest eruptions and if that material later collapsed back into the magma chamber and remelted to help fuel the youngest eruptions
這麼老的鋯石能夠存在最年輕的火山灰中，除非它們是來自最古老的噴發物質，而且這些物質后來塌陷回巖漿庫並再次熔化，以助於點燃最近一次的噴發。分享友人