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- The water quality of 17 wells in the area polluted were classified in different degrees with different train epochs by using correlation functions in MATLAB and area polluted was determined. 研究结果表明,于家沟地区的大部分地下水已受到严重污染,不可再饮用。
- Keywords Self-organizing Feature Map;train epochs;environment assessment; 自组织特征映射网络;训练步数;环境评价;
- Einstein's theory marked a new epoch in physics. 爱因斯坦理论开创了物理学的新纪元。
- The past epoch is gone, never to return. 过去的时代已经一去不复返了。
- All the seat-covers on the train had been torn by vandals. 列车上所有的椅套都被蓄意破坏者撕破了。
- Einstein's theory marked a new epoch in history. 爱因斯坦的理论标志著历史上一个新时代的开始。
- The train is attacked by guerilla. 火车受到游击队的袭击。
- The boys were spitting out of the train window. 那些男孩子向火车窗外吐口水。
- Mary would rather travel by train than by plane. 玛丽宁可乘火车而不愿乘飞机旅行。
- The curtain was rung up on a new epoch in our history. 我国历史上一个新纪元的序幕揭开了。
- I haven't got a clue about the train schedule. 我一点都不知道这个列车时刻表。
- The children are playing with a toy train. 孩子们正在玩一列玩具火车。
- Einstein's theory marked a new epoch in mathematics. 爱因斯坦理论开创了数学的新纪元。
- Our seats on the train were back to back. 我们在火车上的坐位是背靠背的。
- We're just in time to catch the train. 我们正好赶上了火车。
- The train arrived on the dot of three o'clock. 那辆火车三点钟准时到达。
- We used to hear the train whistle at night. 过去我们常会在晚上听到火车的汽笛声。
- The train whooped out through the suburbs. 火车隆隆地驶出郊区。
- The teaching method marked a now epoch in education. 这种教学方法标志着教育的新时代。
- A car journey is as fast as a train journey. 乘汽车旅行跟乘火车旅行一样快。
