| 1. | There has been a measurable improvement in his work .
他的工作已有很大改进。 |
| 2. | Each new form, as soon as it has been much improved, will be able to spread over the open and continuous area .
每一新类型，一旦有了很大改进，便能向开放而相连的地域上扩展。 |
| 3. | The new annex is a great improvement over the old hotel
饭店的增建部分比起老楼来有很大改进。 |
| 4. | The reproductive quality of audio tapes has improved enormously
录音磁带的复制质量有了很大改进。 |
| 5. | These ma were improved a lot with the help of the civilian satellites
在民用卫星的帮助下这些地图有了很大改进。 |
| 6. | These maps were improved a lot with the help of the civilian satellites
在民用卫星的帮助下这些地图有了很大改进。 |
| 7. | Of course , there are no perfect garbage collectors , but garbage collectors have improved significantly over the past ten years
当然，没有十全十美的垃圾收集器，但是垃圾收集器在过去十年中已经有了很大改进。 |
| 8. | Although the technique of photogrammetry has been improved greatly , the method of finding errors and quality evaluation is not effective today
目前航测生产作业手段虽然有了很大改进，但与数字化生产相适应的检查手段、质量评定机制还不够完善。 |
| 9. | It is not integral for the fundamental aspect which only contains performance but not includes the efficiency . the change of market environments often causes a great improvement on performance , but the core competence has not been strengthened . performance and efficiency often diverge
只考虑绩效不考虑效率的基本面是不完整和片面的，市场环境的变化常常使得绩效有很大改进，但这并不一定表明其核心竞争力有所提高。 |
| 10. | The signal ' s energy is made unitary by whiten before detection in order to simplify the expression of kurtosis . after that we also make use of the advantage of subspace separation to reduce the rank of the signal . thirdly , in order to suppress the effect of time various channel , the adaptive signal processing techniques are studied and an improved adaptive method based on lms ( least mean square ) is proposed
为了能更好的跟踪信道的变化，论文还研究了自适应信号处理的方法，并针对最小均方误差的方法进行了改进，改进后的方法在收敛速度比传统的最小均方误差方法有很大改进，并且和传统方法相比它还有收敛速度对收敛步长不敏感的优点。 |
