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...
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...
阿伦在身患淋巴肉芽肿病后退出了公司.After a Hodgkin's disease scare , Allen quit the company.溃疡性结肠炎和肉芽肿性结肠炎常侵害儿童和刚成年的年青人.Ulcerative colitis and granulomatous colitis affect many children and young adults.肝肉芽肿多由肉样瘤病及结核病引起.Hepatic gran...