The initial boundary value problem of the nonlinear wave equation with the weakdamping term and a source term was studied.
研究了含弱阻尼和源项的非线性波方程初边值问题。
2
Here, the general situation of South China power grid is introduced and the main problems in this grid such as weakdamping and inadequate dynamic voltage supporting ability, etc.
本文介绍了电网概况,分析了电网运行中存在的弱阻尼、动态电压支撑能力不足等主要问题。
3
But its weak damp proofing requires that a special ventilated system and dampness damping system must be available, otherwise it could lose its functions due to erosive penetration.