The influence of SG inoculant on graphitizing annealing of malleable cast iron was investigated.研究了SG变质剂对可锻铸铁石墨化退火的影响.Medium frequency transformer quenching is used for workpiece diathermy, quenching, annealing, brazing,...
总的来说，当今的老年人依然相对贫困。As a group, today's old people are still relatively deprived.他是当今英语世界中文采最好的。He is the finest stylist in the English language of today.当今，人们越来越长寿，受教育程度也提高了。People live longer nowadays, and they are ...
There's always tons of scrap paper in Dad's office.爸爸的办公室里总有大量的废纸。"They play classic rock'n"roll,' states her boyfriend, "My dad digs them too."“他们演奏经典摇滚乐，”她的男朋友说道，“我爸爸也喜欢他们。”Dad spoils me. He loves m...