苏绣术语。是指刺绣欣赏品花样交接或重叠处，不留水路层层相压的一种绣法，其作用是使纹样交界处无空隙而层次清晰。绣时先绣后面远的物体，针脚要跨过前面花样的轮廓线，再绣前面近一层的纹样。轮廓边缘针迹要齐、密，以分清前后层次。如前后两种物体色彩相同，绣后层物体相压处的用色须略深，用以衬托，使物体具有重叠的真实感。
液压瓣升降杆 hydraulic valve lifter
释压瓣 pressure relief valve
负释压瓣 negative pressure relief valve
泄压瓣 relief valve
去骨瓣减压术 bone flap decompression ; decompressive craniectomy ; Decompression
标准大骨瓣减压 Standard large trauma craniotomy ; standard decompressive craniectomy ; Standard large craniotomy
去骨瓣减压 decompressive craniectomy ; cranioectomy
开颅去骨瓣减压术 Bone flap decompressive craniectomy
跨瓣压差 MVPG ; pressure gradient
二尖瓣跨瓣压差 MVG ; mitral pressure of gradient
主动脉瓣闭锁不全时脉搏压变宽。
The arterial pulse pressure in aortic insufficiency is widened.
尼伯科旋启式止回阀可配置外部操纵杆和压铁。操纵杆和压铁用于对阀瓣进行外部控制。
NIBCO swing check valves are available with an outside lever and weight. The lever and weight arrangement is used to maintain exterior control over disc movement.
目的探讨连续波多普勒超声在评估二尖瓣返流患者的肺动脉楔压中的作用。
To confirm the utility of continuous wave Doppler echocardiography in assessing pulmonary artery wedge pressure in patients with mitral regurgitation.
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