The early dissections were still often confined to the bodies of animals.早期的解剖常只限于动物尸体.The accuracy was 89.7 % in 20 patients who had bilateral neck dissections.在接受双侧颈淋巴清扫术的20名患者中其准确度为89.7%.Head and neck surgeons away fr...
卡拉汉假定化学元素放射电磁信号。Callahan posits that chemical elements radiate electromagnetic signals.“固定不动的”人造卫星被用来转播及广播电磁通讯信号.Manned'stationary'satellites are used to relay and broadcast electromagnetic communication signal...
磁带或磁盘上两个记录或数据块间的空间.The space between two records or blocks on a tape or disk.当多电机 激振 自同步系统实现同步后, 各电机的偏心块间存在稳定的相差,即异相同步.After the multi - motor - driving self - synchronous vibrating screen realizes the self - synchroniza...