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- Through an engineering example, a betterment algorithm of BP network, named "the error grade iterative method", is innovated. 摘要本文结合某一工程实例，对BP算法进行了改进，提出了误差分级迭代法。
- error grade iterative 误差分级迭代
- Pupils who pass the test will be promoted to the next higher grade. 小学生只要考试及格就会升到高年级。
- He's not in the first grade as a musician. 他不是第一流的音乐家。
- Business is now on the up grade. 目前生意蒸蒸日上。
- He overlooked a spelling error on the first page. 他没有看出第一页中有个拼写错误。
- Pupils with 90% or more are awarded Grade A. 满90分的学生评为甲等。
- He learned technical skills by trial and error. 他通过不断摸索掌握技能。
- The letter was addressed in error. 那封信的地址写错了。
- The map is in error regarding the junction. 这张地图在这个交点上是绘制错了。
- The sixth grade saw an educational film yesterday. 六年级学生昨天看了一部教育片。
- The accident was caused by human error. 这宗事故是人为过失造成的。
- He received a failing grade on the term paper. 他的期末报告不及格。
- Red and yellow grade into orange. 红与黄混合成橘黄。
- The twins will enter the fourth grade this fall. 这对双胞胎今年秋季将升到四年级。
- I sent the letter to my brother in error. 我错把信寄给我弟弟了。
- Their marriage is on the down grade. 他们的婚姻关系每况愈下。
- The trial flight has made the grade. 试飞成功。
- That error stemmed from carelessness. 那个错误是由于粗枝大叶而造成的。
- The naughty boy had to repeat the fifth grade. 这个顽皮的男孩不得不重读五年级。
