English translation for "恒值"
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- constant
Related Translations:
恒角速度: c**** constant angular velocitycav constant angular velocityconstant angular velocity
- Example Sentences:
| 1. | The relationships between leakage current , environment humidity , environment temperature and level of pollution are studied , then , the problem of fixed value alarming model is analyzed
认真研究了污秽泄漏电流与环境温度、湿度和污秽程度之间的关系，指出了以往采用恒值报警模型存在的问题。 | | 2. | Another means is to extract rotation - invariant and translation - invariant features without registration . the purpose of this means is to avoid error cause by registration
为了避免图像配准时引入的偏差，本文采用的另一类特征提取思路是不进行图像配准，直接提取对旋转和平移都保持恒值的不变特征。 | | 3. | Aiming at the problems of the k190jik rail welding machine , that the parameter modification is difficult , the welding process is not enough stability and the welding machine has no on - line diagnosis function , in this paper , the control system of the welding machine was promoted completely adopting the fx2n - 64mr programmable logic controller and the pcl - 1800 data acquisition card , the das ( data acquisition system ) was set up by using labview and visual basic software , the functions of welding voltage stabilizing and adjusting , current controlling and intellectual modification was improved , welding quality diagnosis system was built up , and the assembling and debugging of the control system was completed , including the process experiments
本文针对k190jik钢轨焊机控制系统存在参数修改困难、焊接过程不够稳定、无焊接质量在线诊断功能等问题，采用日本三菱公司fx2n - 64mr可编程序控制器、研华工控pcl ? 1800数据采集卡等为核心控制部件，对焊机的整机控制系统进行了全面升级。运用软件labview和vb开发了数据采集系统，完善了焊接稳压、调压、电流恒值控制与智能调节功能，利用vb建立了焊接质量在线诊断系统，并完成了系统组装调试与工艺试验研究工作。 | | 4. | In the study , what ' s more , some particular experiment phenomenon are explained by means of theories , such as water move , the change of water and ice . in the test , the preliminary propagation of the hard rock containing a small mount of aperture is dominant during the test , inner damage of soft rock containing a large mount of apertures is largely propagating with the time increasement of circle , because the circle time is limited , the damage propagation can not be observed during enough times
试验发现，对于强度较大，颗粒孔隙闭合程度较高时最初的几次冻融循环对损伤的扩展起着主导作用，而后逐渐趋于恒值;而对于强度较低，孔隙贯通程度较高，离散性较大的软砂岩，随着冻融循环次数的增加，损伤变量增大，由于本次试验冻融次数有限，未能观察到冻融循环次数较高时的损伤变量变化情况。 | | 5. | A zero - voltage starting method is brought forward which switch the starting from separate exciting to self - exciting successfully ; pll ( phase lock loop ) technology is employed to realize the frequency tracing and constant phase angle control ; igbt driving and protective circuit suitable for parallel inverter is developed , which successfully solve the problem of time compensating and overlapping regulation for the driving signals ; a novel and practical over - voltage protective method for parallel inverters is presented which effectively avoid the possible over - voltage destroy to the inverter . xu haiwen ( power electronics and electric driving ) directed by senior engineer peng yonglong
提出了一种零压启动的他激转自激方法；通过采用锁相环技术实现了逆变器工作频率的自动跟踪和容性逆变角度的恒值控制；设计了适用于并联谐振型逆变器的igbt驱动与保护电路，解决了驱动信号的时间补偿以及重叠角的可调问题；提出了一种新颖、实用的逆变器过压保护方法，有效地解决了并联型谐振逆变器过压保护这一难题。 | | 6. | 2 . according to the weighted average , soil co2 concentration is 0 . 58 - 13 . 29 times of that in atmosphere and is relatively lower than similar research , meanwhile , soil co2 concentration in profile varied irregularly , which possibly is due to the chemical and physical characteristic of loess soils , season change and arid climate etc . the variation of soil co2 concentration in profile is mainly controlled by soil temperature and soil moisture , in contrast with soil temperature , the control role of soil moisture is minor . in conclusion , in order to have a good command of the distribution and change rule of soil profile co2 concentration as well as its effect factors , multi - point and successive location experiment should be made , meanwhile establish indoor soil - pillar monitoring experiment
土壤co _ 2的浓度约为大气co _ 2浓度的0 . 58 ? 13 . 29倍与同类研究相比要低，这是与黄土的土质特性，观测期又逢特别干旱年制约了土壤微生物的活动，再加上土壤中有机质亏损，养分不足造成的；土壤co _ 2含量的变化是随温度的升高而升高，在夏季达最高值，冬季最低；在土壤co _ 2浓度变化的影响因子温度和水分中，温度的影响作用高于水分；土壤剖面co _ 2浓度随着深度增加，总的变化趋势是递增的，但也有反复，甚至有的顺剖面而下几乎保持一恒值，这与季节变化和黄土自身结构的通透性以及在观测期内的干旱气候等条件有关。 | | 7. | The relationships between leakage current , environment humidity , environment temperature and level of pollution are studied , then , the problem of fixed value alarming model is analyzed . it proposed a nonlinear alarming model based on fuzzy reasoning method to increase the reliability of prediction . all the software has been realized by visual basic and vc programming language
认真研究了污秽泄漏电流与环境温度、湿度和污秽程度之间的关系，指出了以往采用恒值报警模型存在的问题，提出采用基于模糊推理的非线性报警模型的方法，以解决系统报警不可靠的问题。 |
- Similar Words：
- "恒脂论" English translation, "恒之" English translation, "恒之介" English translation, "恒之助" English translation, "恒直公式" English translation, "恒值的" English translation, "恒值控制系统" English translation, "恒值线" English translation, "恒指" English translation, "恒指服务有限公司" English translation
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