恒定的

The magnitude of the first voltage has a first level and a second level that is different from the first level, and the magnitude of the second voltage is constant.

该第一电压的幅度具有第一电平和不同于该第一电平的第二电平，而该第二电压的幅度恒定。

The difficulty in NC grinding is that the size of the work piece cannot be invariable because the grinding wheel will be abraded continuously in the grinding process.

数控磨削加工的难点在于，由于砂轮在磨削过程中是不断磨损的，因此使得被磨工件的加工尺寸不能恒定。

Finally, Using the method of calibrating instrument in a variational concentration calibrates this instrument. According to the result, the performance of the instrument is analyzed.

最后采用非恒定浓度的测氡仪器标定方法对研制的仪器进行标定，分析了仪器的一些性能指标。

Although adaptation decelerated sharply, genomic evolution was nearly constant for 20,000 generations.

发现：尽管适应速率呈现出急速减速的现象，但是基因组的进化速率却在前20000代的时间里保持恒定。

Based on this theory we deduce related equations of expansion force in plate and build elements of plate and magnetic field. After the analysis of magnetic field by FEM and some numerical computation we get the critical value of magnetic field when plate buckles.

在实现了用有限元对磁场进行三维分析基础之上，基于磁致应变假定，推导出相应等效载荷的计算公式，完成了恒定磁场作用下磁弹性矩形薄板的屈曲分析，求得了板屈曲时的磁场临界值。

The kinematic viscosity is the product of the kinematic viscosity of the liquid measured at a certain constant temperature and its density measured at the same temperature.

运动粘度为液体在某一恒定温度下测得的运动粘度与同温度下该液体的的密度之积。

Improve the accuracy of the evaluation of real experimental data from potentiometric titrations and consider samples ranging from vinegar, wine, and juices to humic acids and acid rain.

可以从恒定滴定导入真实实验的正确评估并且可以考虑从醋酸，酒精和果汁到腐败的酸和酸雨的采样范围。

The wide variety of machines developed by Serac allows it to be present in many different activities for liquid, semi-liquid or viscous products in volumes ranging from 5g to 55kg. Whether it is weight constant level or pressure time technology, Serac will advise its customers on what suits them best.

Serac 的机器适用于各种液体，半液体，高粘度产品的灌装领域，重量范围覆盖5克至55公斤，不论要求灌装恒定质量还是压力时间控制技术，Serac均可依照您产品要求给出最合适您的解决方案。

Our main focus is on dealing with the pinhole camera model with either constant or varying intrinsic parameters. In the end, we also give a brief review of self-calibration techniques under ...

文中重点介绍了透视模型下的几种重要的自标定方法，包括内参数恒定和内参数可变两种情形；最后还简要介绍了几种非透视模型下的摄像机自标定方法。

The role of spring pressure difference over flow control valve guts on the size of the area, so that the flow through the valve constant.

弹簧受压差的作用自动控制阀胆上过流面积的大小，从而使通过阀门的流量恒定。

Singer Leona Lewis and former Led Zeppelin guitarist Jimmy Page emerged as the bus transformed into a grass-covered carnival float, and the pair combined for a rendition of "Whole Lotta Love".

歌手leona刘易斯和前率领的飞艇的吉他手吉米页出现巴士转化为基层所涵盖的嘉年华花车，和一双合并为一移交&整个lotta爱&。

This is Kate, and that's Erin.

这是凯特，那个是爱朗。