valve function chart 气门功能图表
deep venous valve function 深静脉瓣膜功能
mitral valve function 二尖瓣功能
multi-function solenoid valve 多用途电磁阀
valve control function 气门控制的作用
The function changes the valve 功能转换阀
Multi-function Balance Valve 多功能平衡阀
dual function valve 双作用阀
Can be installed or custom built non-return valve function of the valve.
可安装止回阀或订制自带止回功能的阀。
Of the valve function barrier, the aortic insufficiency was most frequent.
瓣膜功能障碍中主动脉瓣关闭不全检出率最高。
Plate connected with electric control valve which had large drift diameter, have three -position valve function.
板式连接大通径电控换向阀，有三位阀功能。
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