| 1. | Experimental methods for checking the precision of sampling
校核取样精密度的实验方法 |
| 2. | Iron ores - experimental methods for checking the precision of sampling
铁矿石校核取样精密度的实验方法 |
| 3. | Iron ores - experimental methods for checking the precision of sampling , sample preparation and measurement
铁矿石.检验取样试样制备和测量精度的实验方法 |
| 4. | Evaluation of sampling methods for iron ores - experimental methods for checking the precision of sampling
铁矿石取样方法评定.第2部分:检查取样精度的实验方法 |
| 5. | Hard coal and coke - mechanical sampling - methods for determining the precision of sampling , sample preparation and testing
硬煤和焦炭.机械取样.取样精度样品制备和试验的测定方法 |
| 6. | Hard coal and coke - mechanical sampling - part 7 : methods for determining the precision of sampling , sample preparation and testing
无烟煤和焦炭.机械取样.第7部分:采样精度测定试样制备和试验的方法 |
| 7. | The paper reconstructs frequency spectrum and reconstructing signal of a continuous signal based on matlab , presents the error of reconstructing signal , and makes an analysis of the influence from sampling period on the superposition of frequency spectrum and precision of sampling signal reconstruction
摘要基于matlab再现了连续信号的采样频谱和重构的时域信号，给出了信号重构的误差，并分析了采样周期对采样频谱叠加和信号重构精度的影响。 |
| 8. | The simulation tests result indicates that the speed and precision of sample training are increased because of sample clustering for fuzzy modular networks . and the problem of slow training speed and local minimum point are avoided when bp networks are applied in the fault diagnosis of complex boiler
本文所建的用于锅炉故障诊断的模糊模块化神经网络模型因进行了样本聚类，实验结果表明：其网络训练的速度和精度明显提高，同时有效地解决了bp网络应用于复杂的锅炉系统故障诊断时，存在训练收敛慢并容易陷入局部最小点的问题。 |
| 9. | Through the experiment of sampling array ' s voltage and current , it is found that rational disturbs do exist in this system and have fatal influence to the precision of sample . to obtain the exact characteristic curve , a digital filter is needed to deal with the data of ad conversion . so a digital filter of average value is introduced in system
本文通过对阵列电压和电流的数据采样实验研究，发现了系统中存在对数据采样信号的随机干扰，并严重影响数据采样的精度和曲线重现，本文提出必须采用数字滤波方式对采样信号进行处理，以获得平滑准确的阵列特性曲线，系统采用均值滤波方式进行了实验，并获得满意效果。 |
