| 1. | When the four engineers zhao jingyu , zheng yu , zhang rupo , li jing , project manager li bei and studies ministry of public works liu bing appeared , the crowded classroom instantly stopped making noise , and the warm applause represented sincere welcome to the lecturers
而当来自北京的赵靖宇，郑瑜，张汝颇，李静等四位工程师和项目经理李贝，学工部老师刘冰出现的时候，拥挤的教室瞬时停止了喧闹，热烈的掌声代表的是对讲师们诚挚的欢迎。 |
