The causes of tarnishing gold and silver - plated connectors were studied respectively.分别探讨了接插件镀金和镀银层变色的原因.Bright tin electrodeposits on copper wire are susceptible to tarnishing.铜线材经光亮镀锡后易产生腐蚀变色.Do they not realize thei...
维曼拿斯 —— 《罗摩衍那》描述了维曼拿斯是双重的碟子, 圆形 ( 或柱形 ) 的飞行器,带有舷窗和圆顶.The Vimanas - The Ramayana describes a Vimana a double - deck, circular ( cylindrical ) aircraft with portholes and a dome....
他坐在壁炉边上的一块绣花软垫上。He sat on a tapestry cushion next to the hearth.一些人给桌布绣花或编酒椰叶纤维席子。Some embroidered tablecloths or made raffia mats.工艺人员服务公司也售卖纱线和绣花丝线。Craft Resources also sells yarn and embroidery floss....
Kim opted for cooler blues and yellows in the master bedroom.金为主卧室挑选了偏冷色调的蓝色和黄色。Sofia Petrovna co-opted Natasha as her assistant.索菲亚·彼得罗夫娜拉拢娜塔莎做她的助手。She was co-opted onto the board.她获增选为董事会成员。...
The train's average speed was no better than that of our bicycles.火车的平均速度比我们骑自行车的速度快不了多少。All the ferries carry bicycles free or for a nominal charge.所有的渡船都免费或以极低的收费运载自行车。"I started fixin' up ole bicycles fer po...