| 1. | Influencing factors of dynamic accuracy of cmms 三坐标测量机动态精度影响因素 |
| 2. | Acceptance tests for co2 - laser beam machines for welding and cutting - part 2 : measurement of static and dynamic accuracy Co2激光束焊接机和切割机的验收试验.第2部分:静态和动态准度测定 |
| 3. | Acceptance tests for co2 - laser beam machines for high quality welding and cutting - measurement of static and dynamic accuracy 高质量焊接和切割用co2激光束机的验收试验.静态和动态精确度的测定 |
| 4. | Acceptance tests for co - laser beam machines for high quality welding and cutting - part 2 : measurement of static and dynamic accuracy iso 15616 - 2 : 2003 ; german version en iso 15616 - 2 : 2003 高质量焊接和切割用co2激光机验收试验.第2部分:静态 |
| 5. | Based on the small tactical missile system design , an engineering method for ram - air servo system dynamic accuracy analysis and verifying unit design is put forward 摘要从小型战术导弹总体设计的角度提出了一种继电控制冲压式伺服系统的动态精度和校正装置的工程分析和设计方法。 |
| 6. | Because the self - oscillation , the dynamic accuracy of the servo system is not only correlative with servo system parameters but also influenced by the input signal amplitude , frequency and the system self - oscillation state 由于自振荡状态的存在,伺服系统的动态精度不仅与伺服系统的参数有关,还受到输入信号幅值、频率以及自振荡频率的影响。 |
| 7. | For the amplitude - frequency response at the self - oscillation frequency is one , a method to calculate the dynamic accuracy and the index of the servo system is provided , by comparing them , the scheme to design the verifying unit is presented 利用伺服系统在自振荡频率点的幅频特性为1这一特点,将输入信号频率、幅值、系统的自振荡状态和系统的参数联系起来,构建了伺服系统动态精度的计算公式和指标估算经验公式,并根据两者的关系提出动态精度校正方案。 |
| 8. | The siphon type can not realized automatic measurement and data handling and the tipping bucket type dynamic accuracy is not high . at the same time , the bigger inaccuracy exists in these two kinds of measurement methods . along with the science and technology and the requirement of society development , the automation to the meteorological factor gathers and meteorological data saves and data handling have been put forward to the higher requirement 气象部门长期使用的雨量计为虹吸式或翻斗式的,虹吸式不能实现自动测量与数据处理,翻斗式动态精度不高,同时,这两种方法测量降雨量存在较大的误差,随着科技和社会发展的需求,对气象要素的自动采集和气象数据的自动存储、数据处理也提出了更高的要求。 |