AIM: To analyze the efficiency of transcatheter closure of ventricular septal defect(VSD)(using) the domestic made two-disk-like VSD occluder device.
目的:分析国产对称双盘状封堵器经导管治疗室间隔缺损(VSD)的疗效。
AIM: To evaluate the treatment efficiency of transcatheter closure of children ventricular septal defect(VSD) using the domestic-made two-disk-like VSD occluder device.
目的应用国产对称双盘状封堵器经导管治疗小儿室间隔缺损(VSD)并对其疗效进行初步评价。
lighthouse valve, sealed-disc
灯塔电子管, 密封圆盘的
Optional mounting configurations (clamp, flange, plate) and tank sealing solutions (packed, mechanical, lip) are available upon request.
可提供多种安装结构（卡盘式，法兰式，板式）和槽罐密封形式（填料密封，机械密封，油密封）。
Study on Fluid Hydrodynamic Mechanical Seals with Deep Circular Grooves;
圆弧深槽液体动压机械密封性能研究
The computer t color=# cc0066> disk is sent in a sealed container.
计算机软盘装在密封的盒里寄出。
Our customers are mainly from the automotive, medical and healthcare, home electronics and hard disk drive industries.
·硬盘电子设备和其他电子设备的精密密封垫圈。
PIV measurement on rotating disks flow in cylinder
封闭缸体内旋转圆盘流动的PIV测试研究
A type of hard disk storage device in which the disk is hermetically sealed inside its disk drive.
一种硬盘存储器设备，其中盘片密封在磁盘驱动器内。
The unit consists of an inverted bell or cylinder immersed in a sealing liquid.
它是用一个钟罩或圆筒倒扣在被密封的液体中。
STUDY ON OUTWARDLY PUMPING CIRCULAR ARC GROOVED LIQUID FACE SEAL WITH ZERO-LEAKAGE
泵出式圆弧槽无泄漏液体端面密封研究
The Present State and Develop Trend of Circular Oil Seal Gasholder
稀油密封圆形煤气柜的现状与发展趋势
Analysis of a Hydrodynamic Face Seal with Circular Grooves onto Its Surface
圆弧槽流体动压型机械密封的性能研究
Computation of Seal Pressure Difference of Ferromagnetic Fluid Dynamics Seal in Conicity-circular Gap
圆锥环间隙中铁磁流体动密封的压差计算
The computer disk be send In a sealed container .
计算机的磁盘是放在一个密封的容器里寄出的。
Numerical Investigation on Flow and Ingression of Disc Cavity in the Presence of Mainstream External Flow;
旋转盘腔系统流动及密封特性的数值研究
Research on Crude Oil Evaporation and Structure Optimization of Floating Roof Rim Seal
浮盘密封圈的原油挥发及结构优化的研究
double-action disc harrow
(双列圆盘靶) 双功圆盘靶
ground-working disk blade
切土圆盘刀，耕耘圆盘
core, cylindrical (open-ended or closed),of paper pulp, paper or paperboard, for winding cloth paper or other material
纸浆、绕组或纸板制圆柱芯（开口或封口）,用于盘织物、纸或其他材料