An experimental investigation on purification of ethylbenzene waste gas a biofilter packed with ceramic pellets.以陶粒作为生物过滤床的填料净化含乙苯废气.Extraction and purification of cytisine from the seeds of thermopsis lanceolate were st...
贾德明白了我不是含沙射影之后,神色马上和缓了.Jud was mollified at once when he saw that I had not been dealing in allusions.贾德和弗雷德·布拉塞尔两人才三十多岁就过早地谢了顶.Jud and Fred Brasser were both prematurely balding men in their early thirties.贾德已在农业界找到轻松而待...
每吨矿砂的净利达20美元.The net profit amounts to 20 dollars per ton of ore.他们分析了矿砂,从中发现了铁.They analyzed the ore and found iron in it.日平均产量为一千三百七十吨矿砂.The average daily throughput was 1 , 370 tons of ore....
He wonders if the different influences might not cancel each other out.他在想，各种影响能不能相互抵消。He had to cancel some engagements because of tiredness.他太累了，不得不取消一些约会。The band was forced to cancel a string of live dates.乐队被迫取消了一系列...
A coral reef is built by the accretion of tiny, identical organisms.珊瑚礁是由许多相同的微生物不断堆积而成。The multiple migration - accretion concept of Gruner deserves mention.格鲁纳的多次迁移 ― ―增长说受到了重视.This formation, called an accretion disk,...