1) delayed self-heterodyne method
延迟自外差方法
1.
The 3 dB linewidth of seed laser and each amplifier were measured by the delayed self-heterodyne method with 10 km single mode fiber.
采用延迟自外差方法对种子激光器及各级放大器输出的激光线宽进行了测量,测量结果表明窄线宽激光谱线经过掺Er3+光纤与双包层光纤放大后均有不同程度的明显展宽。
2) delayed self-heterodyne
延迟自外差
3) differential delay heterodyne
差分延迟外差
4) self-heterodyne/homodyne methods
自外差/零差方法
5) delayed difference equation
延迟差分方程
1.
Analysis and dynamic prediction of longitudinal ground settlements due to shield tunneling based on delayed difference equation;
盾构施工纵向地表沉降分析及基于延迟差分方程的动态预报
6) variance of delay time
延迟时间方差
补充资料：差差
1.犹参差。不齐貌。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条