犁骨位于上颌骨及腭嵴之上.The vomer itself rests on the maxillary and palatine crest.下颌骨对上颌骨乃至颅骨的位置关系.The position relation between mandible and maxilla or cranioaural.骨折分布以下颌骨骨折最为常见,其中颏部骨折发病率最高,合并伤中以上颌骨及颧骨、颧弓骨折最多.Mandible fracture a...
Note the age, gravida para, and gestational age.记录年龄, 孕次, 产次和孕周.In her third pregnancy a woman is said to be gravida three.妇女第三次怀孕称为孕次3.Gravida can pass through pregnant period with treatment.经采取相应治疗措施后孕妇能度过妊娠期.This arti...
In other words, The Hermiticity of a matrix is invariant under unitary transformations.换言之, 矩阵的厄密性在幺正变换下保持不变.A matrix of this sort occurs, for example, in electric networks when mutual inductance is present.例如, 当电网络中有互感时...