By measuring the receiver's noise performance of second order multiplex, various design schemes are compared and the correctness of the theoretical analysis is verified.
通过对二次群光接收机噪声性能的测量，比较了各种设计方案，验证了理论分析的正确性。
The contents of ultimate state design, second-order effect and seismic design in ACI318-99 are introduced.
简要介绍了ACI318-99关于承载能力极限状态设计、二阶效应、抗震设计等内容。
Design of output asymptotic tracking for a class of descriptor second-order dynamical systems based on output plus derivative feedback is considered.
考虑了基于输出及其微分反馈的广义二阶动力学系统输出渐近跟踪设计。
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