سلام
از کمکتون ممنونم.:gol:
اما من مطمئنم که عین همین جمله را از یه Ebook درست ترجمه کردم:cap:
The first large-scale commercial application of membrane gas separation was the
separation of hydrogen from nitrogen in ammonia purge gas streams. The process,
launched in 1980 by Monsanto, was...