Viscous sub-cycle time step and Lagrangian sub-cycle time step are adopted to accelerate convergence.
采用粘性子循环时步、拉格朗日子循环时步加速收敛；
Centralization, Sub urbanization, Counter urbanization and Re urbanization are the main phases in the life cycle of metropolis.
向心城市化、城郊化、逆城市化和再城市化四个连续的变质阶段构成大都市的生命周期。
Based on stepwise optimization strategy, this method separates the multicycle optimization problem into two sub problems: simplified multicycle optimization and single cycle optimization.
利用分步决策的优化策略，多循环优化可以分解为一个两步优化问题。
A math model of the sub structure level is built to calculate the work cycle.
为设计计算工作循环，建立了该模型结构子层的数学模型。
To determine the new gain, polarity peak ending and starting time, cycle (run) length, etc., you will need to enter the sub diagnostic menu called trending.
确定一个新的增益，极性峰的结束和开始时间，周期运行时间长度，等等，你将需要进入辅助诊断菜单检查趋势。
In the design of current-mode PWM DC-DC converters, the slope compensation method widely used to prevent sub-harmonic oscillation can significantly weaken the load capacity under a high duty cycle.
电流模pwm集成dc - DC变换器设计中，为了防止亚谐波振荡而普遍采用的斜坡补偿，会在占空比较大时严重影响芯片的带载能力。
This dissertation is one of the sub-problems of "Computer Dynamic Test and Calculation of Welding Heat-cycle", which is a project on natural science fund.
本文是自然科学基金项目“焊接热循环的计算机动态测试与计算”的一个子课题。
Results: (1) Sub-confluent cells having starved in DMEM containing 0.4% FBS for 48h, 88.5% of the cells were at G0/G1 phase of the cell cycle.
研究结果表明：（1）培养至次融汇状态的乳鼠心脏成纤维细胞经低血清（0.4％FBS）饥饿培养48小时，G0/G1期细胞占88.5％；
These stages are called "sub-circadian rhythm cycle."
这些阶段被称为“次昼夜的节拍周期。
And then, we mainly discuss the peak current controlling mode and the sub-harmonic oscillation when the duty cycle exceeds 50%.
同时，着重分析了峰值电流控制模式下，由于电流扰动和占空比扰动导致系统在占空比大于50%情况下而出现次谐波振荡原因。
And then, we mainly discuss the peak current controlling mode and the sub-harmonic oscillation when the duty cycle exceeds 50%.
同时，着重分析了峰值电流控制模式下，由于电流扰动和占空比扰动导致系统在占空比大于50%情况下而出现次谐波振荡原因。
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