blood pump的用法和样例：
例句
- Its wearless impeller is suspended in the pump housing through a combination of passive magnets and hydrodynamic thrust bearing.
它利用被动式磁轴承和水力轴承的共同作用使无磨损的血泵转子悬浮并旋转起来，产生离心力，推动血液流动。 - Because of the excellent performance of the Brushless Permanent Magnet Motor, it has become the main choice of the Driving motor with artifical hearts axial flow blood pump.
而由于永磁无刷直流电动机所具有的优良特性，使得它成为轴流式血泵驱动电机的主要选择。
