This pulmonary thromboembolism is occluding the main pulmonary artery.这个肺血栓栓子使肺动脉主干闭塞.After 3 years follow - up , there was no recidivism and loosening of tooth but normal occluding relation.随 访 3年无一例复发,牙齿无松动,咬合关系正常.Obje...
锌置换了稀酸中的氢.Zinc displaces the hydrogen of dilute acids.可以观察到植物组织中阳离子置换能力的提高.An increase in cation exchange capacity of the tissue should be observed.对缓慢置换,假设的时龄分布函数变得不重要.For slow replacement the age distribution function ...