Silver - coated carbonyl iron powder was prepared by using electroless plating method.用化学镀法,甲醛为还原剂,制备镀银羰基铁粉.The p - chlorophenyl isocyanate is synthesised by carbonyl chloride and p - chloroaniline . The yield is 90 %.采用...
We always travel deluxe.我们旅行一向很考究.I liked the deluxe edition, but I could afford only a second best.我喜欢精装版, 但我只买得起一本稍差一点的.Rates are higher for deluxe accommodations.豪华间收费较高。...
Of course, pigment is not the only part of a fresco.当然, 颜料还不是画面的全部.And a large - scale fresco painting is chosen for the Pudong International Airport.其中大型壁画成为浦东国际机场的当选产品.They are precious artworks integrated with technol...
Lack of food and supplies caused disaffection among the soldiers.食物和补给的不足造成士兵的不满.I have endeavoured to give in their briefest outline the reasons for my disaffection.我已经尽力简短地说明了我产生不满情绪的原因....people's disaffection wi...
我们出去时，女孩子们总是用忌妒的眼神看着我。When we go out, girls are always giving me the evil eye.她看我的眼神冷酷无比。She gave me the stoniest look I ever got.他看着我，冷酷的眼神里闪过一丝嘲笑。He looked at me, a flicker of amusement in his cold eyes....