Add Ferroin indicator and titrate with 0.025 N ferrous ammonium sulphate solution.加入亚铁菲绕啉离子,用滴定法测量硫酸亚铁铵溶液.The water was reacting with the ferrous iron in the tank.水与水箱中的铁质产生化学反应.Using genedifferential gene expression in ...
The city has textile mills and fruit and salmon canneries.这座城市有纺织厂和水果及鲑鱼罐头厂.Used mainly for cellulosic - based textile printing and dyeing.主要用于纤维素类纺织品的印花和染色.Teresinha Roberts is a Brazilian - born textile artist speciali...
They spat at me and taunted me.他们朝我吐唾沫，还嘲笑我。He taunted armed officers by pointing to his head, as if inviting them to shoot...他用手指着自己的头来嘲弄武装警察，好像在招引他们开枪一样。They spat at me and taunted me...他们朝我吐唾沫，还嘲笑我。Some of the girls t...