Knowledge interlocution of hydraulic generator 电站运行大课堂水轮发电机知识问答
英语例句库
" apparently this is courteous interlocution, also be a few illegal drivers actually in lapidation ask the way, watch a passenger familiar line of whether ripe door. ”表面上这是礼貌问答,实际上也是一些不法司机在投石问路,看乘客是否熟门熟道。