电容电压 偏移是二极管箝位型多电平逆变器的主要缺点.The DC - capacitor - voltage drift is the main technical drawback of diode clamped multi - level inverter ( DCMLI ).摘要:目的: 介绍精密附着体固位型义齿的设计原则,制作方法,评价其临床效果.Objective : To improve the design and co...
I still suffer from catarrh and sinus problems.我仍然患有黏膜炎和鼻窦炎。He was suffering from nasal catarrh.他正患鼻粘膜炎.I've a bad cold and I'm full of catarrh.我得了重感冒,总流鼻涕....
He felt the hardness of the iron railing press against his spine.他感觉到硬邦邦的铁栏杆顶着自己的脊梁。There was a splintering sound as the railing gave way.围栏倒下时发出了断裂的声音。vituperative railing刻毒的咒骂The balusters carry a railing.栏杆柱支撑着栏杆.We o...