本文阐述了电蚀加工用易切削电极材料的研制.The preparations of a free - machining electrode material used in electrolytic corrosion processing is related here.高闪点,就算是高电流量电蚀也极为安全.High flash point which ensures a safety working environment even...
The dragoon officers and Foker clapped their hands furiously.龙骑兵军官和福克发疯似地鼓掌.I clapped to attract the children's attention.我拍手以引起孩子们的注意。The men danced and the women clapped...男人们跳舞，女人们拍手。When the new tax laws were pa...
The multicoloured rag rug was chosen to liven up the grey carpet.选择这块五彩缤纷的碎呢小毯是为了给这灰色的地毯添些生气。To produce a multicoloured map a separate printing plate is required for each colour of ink.为了制作一幅多色地图,需要制作适用于各色印刷油墨的印刷板.They w...