Two - stage chromate reduction has been used at several plants.一些厂已采用两段铬酸盐还原法.The potassium chromate method is one regular method to determine COD.重铬酸钾法是测定化学需氧量的常规方法.Cr - Fe waste residue is derived from production of ch...
The potassium chromate method is one regular method to determine COD.重铬酸钾法是测定化学需氧量的常规方法.It's a two - component, chromate free, epoxy polyamide adduct shop primer especially designed.是一种不含铬的双组份环氧聚酰胺加成物的车间底漆.Two - sta...
There are other forms of civil disorder — most notably, football hooliganism.还有其他形式的民众骚乱，最出名的是足球流氓行为。Inside all was disorder: drawers fallen out, shoes and boots scattered.屋内凌乱不堪：抽屉都掉落出来，鞋靴东一只西一只满地都是。I have a skin disord...
The Everton keeper needed all his courage to thwart a charging Vinny Jones in full flow.埃弗顿的守门员需要鼓足全部勇气才有可能抵挡住状态正佳的维尼·琼斯的冲锋射门。'I don't know where he is,' Hughes replied. 'I'm not his keeper.'...
娜塔莎拿起外套披在肩上。Natasha took the coat and draped it over her shoulders.肩上披着的貂皮衬托得她更加优雅，手上的钻戒则光彩夺目。Her shoulders were graced with mink and her fingers sparkled with diamonds.她的头发打了开来，散乱地披在肩上。Her hair had loosened and was tang...
As a group, today's old people are still relatively deprived.总的来说，当今的老年人依然相对贫困。Douglas was a 29-year-old journeyman fighter, erratic in his previous fights.道格拉斯29岁，是个技术不错的拳击手，在以前的比赛中发挥不太稳定。At 54 years old her energy...