Characterization of physiological , biochemical functions and study ferrous oxidation genes in acidithiobacillus sp. a47-1 mutant strain .
嗜酸性氧化亚铁硫杆菌突变株生理、生化特性与亚铁氧化基因之研究。
The bullets have a ferrous base !
子弹以铁成分为主!
We want to buy fasteners , non ferrous metals fasteners fasteners .
我们要采购紧固件,非铁金属紧固件紧固件。
Magnetometer can detect environmental magnetic intensities , which can locate and determine the size of ferrous targets .
磁力仪侦测环境磁场强度,藉以推断铁磁性目标物之位置及尺度。
The high prices of ferrous salts and hydrogen peroxide have limited the universality of application of traditional fenton reaction in treating printing and dyeing wastewater .
传统fenton法在处理印染类废水时,因亚铁盐及双氧水的昂贵价格而限制了其实际应用。
Because ferrous spectrum technology can be used to accurately locate the worn parts , worn form , worn degree of automobile , the working condition of automobile can be foreseen so that faults could be avoided in advance .
Ferrous metal borings , shavings , turnings or cuttings in a form liable to self ?
黑色金属的镗屑、刨屑、旋屑、切屑,易自热
The water was reacting , with the ferrous iron in the tank .
水与亚铁正在水槽内起化学反应。
Goose eggs don 't think much of chicken eggs and the ferrous metals don 't think much of rare metals -- such a disdainful attitude is not scientific .
鹅蛋看不起鸡蛋,黑色金属看不起稀有金属,这种看不起人的态度是不科学的。
In ferrous metals -- which includes giants like baoshan iron & steel -- profits slumped 83 % , comparable to the 103 % fall in the first months of 2009 .