The problem of scattering of SH-waves by shallow fill multiple circular cavities and the ground motion is investigated for arbitrary incident Angle in this paper.
研究了以任意方向入射的平面SH波在浅埋多个圆孔处的散射与地震动问题。
You may also want to try to alternate between short, shallow thrusts — highly stimulating for you both — and long deep thrusts, which fill her up while calming you down, so you can last longer.
你也许喜欢时而短浅的冲刺-让你们2人同时获得高强度刺激，时而进行深长的冲刺，填满她的同时也让你自己平静下来，于是你可以维持的更长久。
The technique of reclaiming disturbed lands by use of a hydraulic dredge pump, called"digging deep to fill shallow", has been used in the treatment of subsidence areas incoal mines.
用泥浆泵挖深垫浅的复田方法已在我国煤矿沉陷区治理中得到应用，但迄今为止尚未对这一技术进行深入研究。
应用推荐