the rupture of a blood vessel血管破裂He burst a blood - vessel in a fit of coughing.他一阵咳嗽咳破了一根血管.The rupture of a blood vessel usually cause the mark of a bruise.血管的突然破裂往往会造成外伤的痕迹....
The edgewise of longitudinal channel beam be agree with the dimension of switchgear body frame.基础框架纵向槽钢的外延距离应与开关柜本体框架的尺寸一致.Objective To evaluate the effects of openbite treatment with multiloop edgewise arch wire ( MEAW ...