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- By means of numerical experiments, the block Lanczos method, the block Davidson method , the refined block Davidson method and the refined block Davidson method with deflation are compared. 数值结果和理论分析均表明，精化块Davidson方法比块Davidson方法和块Lanczos方法更有效；
- block Lanczos method 块Lanczos方法
- Secondly, we absorb the preconditioning idea of Davidson method and preconditioned Lanczos method and propose preconditioned inexact Newton method and preconditioned block inexact Newton method. 其次借鉴Davidson方法和预处理Lanczos方法的预处理思想，提出了预处理不精确Newton方法和预处理块不精确Newton方法。
- Though the refined block Davidson method is much better than the block Lanczos and Davidson methods , the refined block Davidson method with deflation is best. 收缩的精化块Davidson方法使得精化块Davidson方法又得到了进一步改善。
- In this paper, by way of EBE strategy and PCG method, we have developed an EBE-Lanczos method for generalized eigenproblems, in which all of computations of Lanczos method are performed on the element level. 本文利用EBE策略和PCG法，将广义特征值问题Lanczos法中各步的计算都单元化，从而避免了总刚度矩阵的组集而大大节省了存储量。
- He is a great guy, a chip off the old block. 他是一位好人，就像他父亲一样。
- The method seems good but it needs to be tried out. 这个方法似乎不错，但需要试验一下。
- That old block of flats is a real eyesore! 那座旧公寓真不顺眼！
- The office block is under offer. 办公大楼已有人出价购买。
- I can't claim infallibility for this method. 我不敢说这方法绝对有效。
- He used his casting vote to block the motion. 他用他的投票反对动议的通过。
- Summer fallow is the best method of destroying weeds. 夏季休耕是消灭杂草的最好办法。
- A heavy snowfall block the main road. 一次严重的降雪阻塞了主要公路。
- Popularizing this new method is not an easy job. 推广这种新方法不是件容易的工作。
- Write your name in block capitals, please. 姓名请用大写。
- This is not an economical method of heating. 这不是一种经济的取暖方式。
- I have a simple and easy method. 我有个简易的方法。
- He buy a block of share in mark and spencer. 他购买了“麦克斯和斯潘塞百货联销店”的大宗股份。
- He has a mental block about maths. 他一遇到数学问题就糊涂。
- I went through by a summary method. 我成功运用了一个简易的方法。
