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- The basic principle of quasi-phase-matching (QPM) of DFG is depicted, the temperature tuning characteristics of periodically poled LiNbO3(PPLN) are studied based on the Sellmeier equation for the extraordinary refraction index. 研究了基于准相位匹配技术的差频产生基本原理和PPLN晶体的温度调谐特性;
- Temperature Tuning Fiber Bragg Grating With Groupware Encapsulation 光纤布拉格光栅的通用组件化封装与温度调谐
- A small adjustment will equalize the temperature in the two rooms. 稍作些调节就会使两间房内的温度相等。
- There is an imperceptible change in temperature. 温度有细微的变化。
- The food should be kept at low temperature. 这种食品应低温保存。
- The temperature of volcanic gases is very high. 火山气体的温度很高。
- Lead will fuse at quite a low temperature. 铅会在相当低的温度下熔化。
- The temperature fell sharply in the night. 夜间温度急剧下降。
- There was a descent of temperature after rain. 雨后气温下降了。
- The temperature has stayed hot this week. 本周气温一直都很热。
- The temperature here reaches up to40 in summer. 这里的温度在夏天可达摄氏40度。
- The temperature was a variable in the experiment. 在该实验中温度是个变量。
- The cooker has several temperature settings. 这个炉具有几个温度定位挡。
- The highest temperature is about38℃. 最高温大约是摄氏度38度。
- Appreciable changes in temperature. 可察觉到的温度上的变化
- The laboratory is kept at a uniform temperature. 实验室保持恒温。
- The temperature is now minus 5 degrees. 现在气温为零下五度。
- A male nurse took my temperature. 一位男护士给我量了体温。
- The doctor took my temperature and my pulse. 医生量了量我的体温和脉搏。
- The doctor said the child's temperature was normal. 医生说孩子体温正常。