合成氨工段工艺英文作文    The Process of Ammonia Synthesis in the Industrial Sector.    Ammonia synthesis is a pivotal industrial process that plays a crucial role in the global economy, prim...

焦炉煤气合成氨工艺流程简述    英文回答：    The process of synthesizing ammonia from coke oven gas involves several steps. First, the coke oven gas is purified to remove impurities such as sulfur co...

合成氨升温换热器英文    ## English Answer ##。    ### act to中文    A synthesis ammonia exchanger is a heat exchanger that is used in the production of ammonia. Ammonia...

os是什么元素os是什么意思衣服os是锇元素。锇元素的性质，在光的作用下易放出电子。遇水起剧烈作用，生成氢气和氢氧化铷。用于制造耐磨和耐腐蚀的硬质合金，以及合成氨和加氢反应中的催化剂等。OsO4在显微镜检查中可作组织染剂。锇元素作用，是金属单质中密度最大的，为22.59克每立方厘米（22.61是错的）（密度第二大的为铱，22.56克每立方厘米）。熔点3045℃，沸点5300℃以上。六方密集晶格。...